31536040

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{6977}}^1$

素因数の和:7101

約数の個数: 32

約数和(自身を含む): 71594280

約数和(自身を除く): 40058240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 6977, 13954, 27908, 34885, 55816, 69770, 139540, 279080, 788401, 1576802, 3153604, 3942005, 6307208, 7884010, 15768020, 31536040]

約数ペア:

[(1, 31536040), (2, 15768020), (4, 7884010), (5, 6307208), (8, 3942005), (10, 3153604), (20, 1576802), (40, 788401), (113, 279080), (226, 139540), (452, 69770), (565, 55816), (904, 34885), (1130, 27908), (2260, 13954), (4520, 6977)]