23687480

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{857}}^1$

素因数の和:1559

約数の個数: 32

約数和(自身を含む): 53436240

約数和(自身を除く): 29748760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 857, 1382, 1714, 2764, 3428, 3455, 4285, 5528, 6856, 6910, 8570, 13820, 17140, 27640, 34280, 592187, 1184374, 2368748, 2960935, 4737496, 5921870, 11843740, 23687480]

約数ペア:

[(1, 23687480), (2, 11843740), (4, 5921870), (5, 4737496), (8, 2960935), (10, 2368748), (20, 1184374), (40, 592187), (691, 34280), (857, 27640), (1382, 17140), (1714, 13820), (2764, 8570), (3428, 6910), (3455, 6856), (4285, 5528)]