88316920

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{9901}}^1$

素因数の和:10135

約数の個数: 32

約数和(自身を含む): 199624320

約数和(自身を除く): 111307400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 9901, 19802, 39604, 49505, 79208, 99010, 198020, 396040, 2207923, 4415846, 8831692, 11039615, 17663384, 22079230, 44158460, 88316920]

約数ペア:

[(1, 88316920), (2, 44158460), (4, 22079230), (5, 17663384), (8, 11039615), (10, 8831692), (20, 4415846), (40, 2207923), (223, 396040), (446, 198020), (892, 99010), (1115, 79208), (1784, 49505), (2230, 39604), (4460, 19802), (8920, 9901)]