74790766480

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2354873}}^1$

素因数の和:2355283

約数の個数: 40

約数和(自身を含む): 174326612472

約数和(自身を除く): 99535845992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 3176, 3970, 6352, 7940, 15880, 31760, 2354873, 4709746, 9419492, 11774365, 18838984, 23548730, 37677968, 47097460, 94194920, 188389840, 934884581, 1869769162, 3739538324, 4674422905, 7479076648, 9348845810, 14958153296, 18697691620, 37395383240, 74790766480]

約数ペア:

[(1, 74790766480), (2, 37395383240), (4, 18697691620), (5, 14958153296), (8, 9348845810), (10, 7479076648), (16, 4674422905), (20, 3739538324), (40, 1869769162), (80, 934884581), (397, 188389840), (794, 94194920), (1588, 47097460), (1985, 37677968), (3176, 23548730), (3970, 18838984), (6352, 11774365), (7940, 9419492), (15880, 4709746), (31760, 2354873)]