19452160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 57689856

約数和(自身を除く): 38237696

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 167, 182, 208, 224, 256, 260, 280, 320, 334, 364, 416, 448, 455, 520, 560, 640, 668, 728, 832, 835, 896, 910, 1040, 1120, 1169, 1280, 1336, 1456, 1664, 1670, 1792, 1820, 2080, 2171, 2240, 2338, 2672, 2912, 3328, 3340, 3640, 4160, 4342, 4480, 4676, 5344, 5824, 5845, 6680, 7280, 8320, 8684, 8960, 9352, 10688, 10855, 11648, 11690, 13360, 14560, 15197, 16640, 17368, 18704, 21376, 21710, 23296, 23380, 26720, 29120, 30394, 34736, 37408, 42752, 43420, 46760, 53440, 58240, 60788, 69472, 74816, 75985, 86840, 93520, 106880, 116480, 121576, 138944, 149632, 151970, 173680, 187040, 213760, 243152, 277888, 299264, 303940, 347360, 374080, 486304, 555776, 607880, 694720, 748160, 972608, 1215760, 1389440, 1496320, 1945216, 2431520, 2778880, 3890432, 4863040, 9726080, 19452160]

約数ペア:

[(1, 19452160), (2, 9726080), (4, 4863040), (5, 3890432), (7, 2778880), (8, 2431520), (10, 1945216), (13, 1496320), (14, 1389440), (16, 1215760), (20, 972608), (26, 748160), (28, 694720), (32, 607880), (35, 555776), (40, 486304), (52, 374080), (56, 347360), (64, 303940), (65, 299264), (70, 277888), (80, 243152), (91, 213760), (104, 187040), (112, 173680), (128, 151970), (130, 149632), (140, 138944), (160, 121576), (167, 116480), (182, 106880), (208, 93520), (224, 86840), (256, 75985), (260, 74816), (280, 69472), (320, 60788), (334, 58240), (364, 53440), (416, 46760), (448, 43420), (455, 42752), (520, 37408), (560, 34736), (640, 30394), (668, 29120), (728, 26720), (832, 23380), (835, 23296), (896, 21710), (910, 21376), (1040, 18704), (1120, 17368), (1169, 16640), (1280, 15197), (1336, 14560), (1456, 13360), (1664, 11690), (1670, 11648), (1792, 10855), (1820, 10688), (2080, 9352), (2171, 8960), (2240, 8684), (2338, 8320), (2672, 7280), (2912, 6680), (3328, 5845), (3340, 5824), (3640, 5344), (4160, 4676), (4342, 4480)]