15568040

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2971}}^1$

素因数の和:3113

約数の個数: 32

約数和(自身を含む): 35307360

約数和(自身を除く): 19739320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 2971, 5240, 5942, 11884, 14855, 23768, 29710, 59420, 118840, 389201, 778402, 1556804, 1946005, 3113608, 3892010, 7784020, 15568040]

約数ペア:

[(1, 15568040), (2, 7784020), (4, 3892010), (5, 3113608), (8, 1946005), (10, 1556804), (20, 778402), (40, 389201), (131, 118840), (262, 59420), (524, 29710), (655, 23768), (1048, 14855), (1310, 11884), (2620, 5942), (2971, 5240)]