20121499290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1\times {\mathrm{24197}}^1$

素因数の和:24783

約数の個数: 64

約数和(自身を含む): 49298875776

約数和(自身を除く): 29177376486

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 523, 530, 795, 1046, 1569, 1590, 2615, 3138, 5230, 7845, 15690, 24197, 27719, 48394, 55438, 72591, 83157, 120985, 138595, 145182, 166314, 241970, 277190, 362955, 415785, 725910, 831570, 1282441, 2564882, 3847323, 6412205, 7694646, 12655031, 12824410, 19236615, 25310062, 37965093, 38473230, 63275155, 75930186, 126550310, 189825465, 379650930, 670716643, 1341433286, 2012149929, 3353583215, 4024299858, 6707166430, 10060749645, 20121499290]

約数ペア:

[(1, 20121499290), (2, 10060749645), (3, 6707166430), (5, 4024299858), (6, 3353583215), (10, 2012149929), (15, 1341433286), (30, 670716643), (53, 379650930), (106, 189825465), (159, 126550310), (265, 75930186), (318, 63275155), (523, 38473230), (530, 37965093), (795, 25310062), (1046, 19236615), (1569, 12824410), (1590, 12655031), (2615, 7694646), (3138, 6412205), (5230, 3847323), (7845, 2564882), (15690, 1282441), (24197, 831570), (27719, 725910), (48394, 415785), (55438, 362955), (72591, 277190), (83157, 241970), (120985, 166314), (138595, 145182)]