15496760

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1621}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 35035200

約数和(自身を除く): 19538440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1621, 1912, 2390, 3242, 4780, 6484, 8105, 9560, 12968, 16210, 32420, 64840, 387419, 774838, 1549676, 1937095, 3099352, 3874190, 7748380, 15496760]

約数ペア:

[(1, 15496760), (2, 7748380), (4, 3874190), (5, 3099352), (8, 1937095), (10, 1549676), (20, 774838), (40, 387419), (239, 64840), (478, 32420), (956, 16210), (1195, 12968), (1621, 9560), (1912, 8105), (2390, 6484), (3242, 4780)]