20147251020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{353833}}^1$

素因数の和:353931

約数の個数: 96

約数和(自身を含む): 61584100032

約数和(自身を除く): 41436849012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 73, 78, 130, 146, 156, 195, 219, 260, 292, 365, 390, 438, 730, 780, 876, 949, 1095, 1460, 1898, 2190, 2847, 3796, 4380, 4745, 5694, 9490, 11388, 14235, 18980, 28470, 56940, 353833, 707666, 1061499, 1415332, 1769165, 2122998, 3538330, 4245996, 4599829, 5307495, 7076660, 9199658, 10614990, 13799487, 18399316, 21229980, 22999145, 25829809, 27598974, 45998290, 51659618, 55197948, 68997435, 77489427, 91996580, 103319236, 129149045, 137994870, 154978854, 258298090, 275989740, 309957708, 335787517, 387447135, 516596180, 671575034, 774894270, 1007362551, 1343150068, 1549788540, 1678937585, 2014725102, 3357875170, 4029450204, 5036812755, 6715750340, 10073625510, 20147251020]

約数ペア:

[(1, 20147251020), (2, 10073625510), (3, 6715750340), (4, 5036812755), (5, 4029450204), (6, 3357875170), (10, 2014725102), (12, 1678937585), (13, 1549788540), (15, 1343150068), (20, 1007362551), (26, 774894270), (30, 671575034), (39, 516596180), (52, 387447135), (60, 335787517), (65, 309957708), (73, 275989740), (78, 258298090), (130, 154978854), (146, 137994870), (156, 129149045), (195, 103319236), (219, 91996580), (260, 77489427), (292, 68997435), (365, 55197948), (390, 51659618), (438, 45998290), (730, 27598974), (780, 25829809), (876, 22999145), (949, 21229980), (1095, 18399316), (1460, 13799487), (1898, 10614990), (2190, 9199658), (2847, 7076660), (3796, 5307495), (4380, 4599829), (4745, 4245996), (5694, 3538330), (9490, 2122998), (11388, 1769165), (14235, 1415332), (18980, 1061499), (28470, 707666), (56940, 353833)]