89807240

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{20983}}^1$

素因数の和:21101

約数の個数: 32

約数和(自身を含む): 203964480

約数和(自身を除く): 114157240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 20983, 41966, 83932, 104915, 167864, 209830, 419660, 839320, 2245181, 4490362, 8980724, 11225905, 17961448, 22451810, 44903620, 89807240]

約数ペア:

[(1, 89807240), (2, 44903620), (4, 22451810), (5, 17961448), (8, 11225905), (10, 8980724), (20, 4490362), (40, 2245181), (107, 839320), (214, 419660), (428, 209830), (535, 167864), (856, 104915), (1070, 83932), (2140, 41966), (4280, 20983)]