90466280

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{9463}}^1$

素因数の和:9713

約数の個数: 32

約数和(自身を含む): 204422400

約数和(自身を除く): 113956120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9463, 9560, 18926, 37852, 47315, 75704, 94630, 189260, 378520, 2261657, 4523314, 9046628, 11308285, 18093256, 22616570, 45233140, 90466280]

約数ペア:

[(1, 90466280), (2, 45233140), (4, 22616570), (5, 18093256), (8, 11308285), (10, 9046628), (20, 4523314), (40, 2261657), (239, 378520), (478, 189260), (956, 94630), (1195, 75704), (1912, 47315), (2390, 37852), (4780, 18926), (9463, 9560)]