8481640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12473}}^1$

素因数の和:12501

約数の個数: 32

約数和(自身を含む): 20207880

約数和(自身を除く): 11726240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 12473, 24946, 49892, 62365, 99784, 124730, 212041, 249460, 424082, 498920, 848164, 1060205, 1696328, 2120410, 4240820, 8481640]

約数ペア:

[(1, 8481640), (2, 4240820), (4, 2120410), (5, 1696328), (8, 1060205), (10, 848164), (17, 498920), (20, 424082), (34, 249460), (40, 212041), (68, 124730), (85, 99784), (136, 62365), (170, 49892), (340, 24946), (680, 12473)]