1897891840

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:362

約数の個数: 192

約数和(自身を含む): 5015228400

約数和(自身を除く): 3117336560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 128, 130, 160, 208, 212, 256, 260, 265, 269, 320, 416, 424, 512, 520, 530, 538, 640, 689, 832, 848, 1024, 1040, 1060, 1076, 1280, 1345, 1378, 1664, 1696, 2048, 2080, 2120, 2152, 2560, 2690, 2756, 3328, 3392, 3445, 3497, 4160, 4240, 4304, 5120, 5380, 5512, 6656, 6784, 6890, 6994, 8320, 8480, 8608, 10240, 10760, 11024, 13312, 13568, 13780, 13988, 14257, 16640, 16960, 17216, 17485, 21520, 22048, 26624, 27136, 27560, 27976, 28514, 33280, 33920, 34432, 34970, 43040, 44096, 54272, 55120, 55952, 57028, 66560, 67840, 68864, 69940, 71285, 86080, 88192, 108544, 110240, 111904, 114056, 133120, 135680, 137728, 139880, 142570, 172160, 176384, 185341, 220480, 223808, 228112, 271360, 275456, 279760, 285140, 344320, 352768, 370682, 440960, 447616, 456224, 542720, 550912, 559520, 570280, 688640, 705536, 741364, 881920, 895232, 912448, 926705, 1119040, 1140560, 1377280, 1411072, 1482728, 1763840, 1790464, 1824896, 1853410, 2238080, 2281120, 2754560, 2965456, 3527680, 3580928, 3649792, 3706820, 4476160, 4562240, 5930912, 7055360, 7161856, 7299584, 7413640, 8952320, 9124480, 11861824, 14599168, 14827280, 17904640, 18248960, 23723648, 29198336, 29654560, 35809280, 36497920, 47447296, 59309120, 72995840, 94894592, 118618240, 145991680, 189789184, 237236480, 379578368, 474472960, 948945920, 1897891840]

約数ペア:

[(1, 1897891840), (2, 948945920), (4, 474472960), (5, 379578368), (8, 237236480), (10, 189789184), (13, 145991680), (16, 118618240), (20, 94894592), (26, 72995840), (32, 59309120), (40, 47447296), (52, 36497920), (53, 35809280), (64, 29654560), (65, 29198336), (80, 23723648), (104, 18248960), (106, 17904640), (128, 14827280), (130, 14599168), (160, 11861824), (208, 9124480), (212, 8952320), (256, 7413640), (260, 7299584), (265, 7161856), (269, 7055360), (320, 5930912), (416, 4562240), (424, 4476160), (512, 3706820), (520, 3649792), (530, 3580928), (538, 3527680), (640, 2965456), (689, 2754560), (832, 2281120), (848, 2238080), (1024, 1853410), (1040, 1824896), (1060, 1790464), (1076, 1763840), (1280, 1482728), (1345, 1411072), (1378, 1377280), (1664, 1140560), (1696, 1119040), (2048, 926705), (2080, 912448), (2120, 895232), (2152, 881920), (2560, 741364), (2690, 705536), (2756, 688640), (3328, 570280), (3392, 559520), (3445, 550912), (3497, 542720), (4160, 456224), (4240, 447616), (4304, 440960), (5120, 370682), (5380, 352768), (5512, 344320), (6656, 285140), (6784, 279760), (6890, 275456), (6994, 271360), (8320, 228112), (8480, 223808), (8608, 220480), (10240, 185341), (10760, 176384), (11024, 172160), (13312, 142570), (13568, 139880), (13780, 137728), (13988, 135680), (14257, 133120), (16640, 114056), (16960, 111904), (17216, 110240), (17485, 108544), (21520, 88192), (22048, 86080), (26624, 71285), (27136, 69940), (27560, 68864), (27976, 67840), (28514, 66560), (33280, 57028), (33920, 55952), (34432, 55120), (34970, 54272), (43040, 44096)]