15909680

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2801}}^1$

素因数の和:2885

約数の個数: 40

約数和(自身を含む): 37524384

約数和(自身を除く): 21614704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2801, 2840, 5602, 5680, 11204, 14005, 22408, 28010, 44816, 56020, 112040, 198871, 224080, 397742, 795484, 994355, 1590968, 1988710, 3181936, 3977420, 7954840, 15909680]

約数ペア:

[(1, 15909680), (2, 7954840), (4, 3977420), (5, 3181936), (8, 1988710), (10, 1590968), (16, 994355), (20, 795484), (40, 397742), (71, 224080), (80, 198871), (142, 112040), (284, 56020), (355, 44816), (568, 28010), (710, 22408), (1136, 14005), (1420, 11204), (2801, 5680), (2840, 5602)]