39537920

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 105960960

約数和(自身を除く): 66423040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 79, 80, 85, 92, 115, 128, 136, 158, 160, 170, 184, 230, 256, 272, 316, 320, 340, 368, 391, 395, 460, 544, 632, 640, 680, 736, 782, 790, 920, 1088, 1264, 1280, 1343, 1360, 1472, 1564, 1580, 1817, 1840, 1955, 2176, 2528, 2686, 2720, 2944, 3128, 3160, 3634, 3680, 3910, 4352, 5056, 5372, 5440, 5888, 6256, 6320, 6715, 7268, 7360, 7820, 9085, 10112, 10744, 10880, 12512, 12640, 13430, 14536, 14720, 15640, 18170, 20224, 21488, 21760, 25024, 25280, 26860, 29072, 29440, 30889, 31280, 36340, 42976, 50048, 50560, 53720, 58144, 61778, 62560, 72680, 85952, 100096, 101120, 107440, 116288, 123556, 125120, 145360, 154445, 171904, 214880, 232576, 247112, 250240, 290720, 308890, 343808, 429760, 465152, 494224, 500480, 581440, 617780, 859520, 988448, 1162880, 1235560, 1719040, 1976896, 2325760, 2471120, 3953792, 4942240, 7907584, 9884480, 19768960, 39537920]

約数ペア:

[(1, 39537920), (2, 19768960), (4, 9884480), (5, 7907584), (8, 4942240), (10, 3953792), (16, 2471120), (17, 2325760), (20, 1976896), (23, 1719040), (32, 1235560), (34, 1162880), (40, 988448), (46, 859520), (64, 617780), (68, 581440), (79, 500480), (80, 494224), (85, 465152), (92, 429760), (115, 343808), (128, 308890), (136, 290720), (158, 250240), (160, 247112), (170, 232576), (184, 214880), (230, 171904), (256, 154445), (272, 145360), (316, 125120), (320, 123556), (340, 116288), (368, 107440), (391, 101120), (395, 100096), (460, 85952), (544, 72680), (632, 62560), (640, 61778), (680, 58144), (736, 53720), (782, 50560), (790, 50048), (920, 42976), (1088, 36340), (1264, 31280), (1280, 30889), (1343, 29440), (1360, 29072), (1472, 26860), (1564, 25280), (1580, 25024), (1817, 21760), (1840, 21488), (1955, 20224), (2176, 18170), (2528, 15640), (2686, 14720), (2720, 14536), (2944, 13430), (3128, 12640), (3160, 12512), (3634, 10880), (3680, 10744), (3910, 10112), (4352, 9085), (5056, 7820), (5372, 7360), (5440, 7268), (5888, 6715), (6256, 6320)]