11315980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 25994304

約数和(自身を除く): 14678324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 613, 710, 923, 1226, 1420, 1846, 2452, 3065, 3692, 4615, 6130, 7969, 9230, 12260, 15938, 18460, 31876, 39845, 43523, 79690, 87046, 159380, 174092, 217615, 435230, 565799, 870460, 1131598, 2263196, 2828995, 5657990, 11315980]

約数ペア:

[(1, 11315980), (2, 5657990), (4, 2828995), (5, 2263196), (10, 1131598), (13, 870460), (20, 565799), (26, 435230), (52, 217615), (65, 174092), (71, 159380), (130, 87046), (142, 79690), (260, 43523), (284, 39845), (355, 31876), (613, 18460), (710, 15938), (923, 12260), (1226, 9230), (1420, 7969), (1846, 6130), (2452, 4615), (3065, 3692)]