38905620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1665

約数の個数: 96

約数和(自身を含む): 121175040

約数和(自身を除く): 82269420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1609, 1612, 1860, 2015, 2418, 3218, 4030, 4827, 4836, 6045, 6436, 8045, 8060, 9654, 12090, 16090, 19308, 20917, 24135, 24180, 32180, 41834, 48270, 49879, 62751, 83668, 96540, 99758, 104585, 125502, 149637, 199516, 209170, 249395, 251004, 299274, 313755, 418340, 498790, 598548, 627510, 648427, 748185, 997580, 1255020, 1296854, 1496370, 1945281, 2593708, 2992740, 3242135, 3890562, 6484270, 7781124, 9726405, 12968540, 19452810, 38905620]

約数ペア:

[(1, 38905620), (2, 19452810), (3, 12968540), (4, 9726405), (5, 7781124), (6, 6484270), (10, 3890562), (12, 3242135), (13, 2992740), (15, 2593708), (20, 1945281), (26, 1496370), (30, 1296854), (31, 1255020), (39, 997580), (52, 748185), (60, 648427), (62, 627510), (65, 598548), (78, 498790), (93, 418340), (124, 313755), (130, 299274), (155, 251004), (156, 249395), (186, 209170), (195, 199516), (260, 149637), (310, 125502), (372, 104585), (390, 99758), (403, 96540), (465, 83668), (620, 62751), (780, 49879), (806, 48270), (930, 41834), (1209, 32180), (1609, 24180), (1612, 24135), (1860, 20917), (2015, 19308), (2418, 16090), (3218, 12090), (4030, 9654), (4827, 8060), (4836, 8045), (6045, 6436)]