15947960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{56957}}^1$

素因数の和:56975

約数の個数: 32

約数和(自身を含む): 41009760

約数和(自身を除く): 25061800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 56957, 113914, 227828, 284785, 398699, 455656, 569570, 797398, 1139140, 1594796, 1993495, 2278280, 3189592, 3986990, 7973980, 15947960]

約数ペア:

[(1, 15947960), (2, 7973980), (4, 3986990), (5, 3189592), (7, 2278280), (8, 1993495), (10, 1594796), (14, 1139140), (20, 797398), (28, 569570), (35, 455656), (40, 398699), (56, 284785), (70, 227828), (140, 113914), (280, 56957)]