38401640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56473}}^1$

素因数の和:56501

約数の個数: 32

約数和(自身を含む): 91487880

約数和(自身を除く): 53086240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 56473, 112946, 225892, 282365, 451784, 564730, 960041, 1129460, 1920082, 2258920, 3840164, 4800205, 7680328, 9600410, 19200820, 38401640]

約数ペア:

[(1, 38401640), (2, 19200820), (4, 9600410), (5, 7680328), (8, 4800205), (10, 3840164), (17, 2258920), (20, 1920082), (34, 1129460), (40, 960041), (68, 564730), (85, 451784), (136, 282365), (170, 225892), (340, 112946), (680, 56473)]