10265840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9871}}^1$

素因数の和:9897

約数の個数: 40

約数和(自身を含む): 25706688

約数和(自身を除く): 15440848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 9871, 19742, 39484, 49355, 78968, 98710, 128323, 157936, 197420, 256646, 394840, 513292, 641615, 789680, 1026584, 1283230, 2053168, 2566460, 5132920, 10265840]

約数ペア:

[(1, 10265840), (2, 5132920), (4, 2566460), (5, 2053168), (8, 1283230), (10, 1026584), (13, 789680), (16, 641615), (20, 513292), (26, 394840), (40, 256646), (52, 197420), (65, 157936), (80, 128323), (104, 98710), (130, 78968), (208, 49355), (260, 39484), (520, 19742), (1040, 9871)]