13489480

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{599}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 30456000

約数和(自身を除く): 16966520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 599, 1126, 1198, 2252, 2396, 2815, 2995, 4504, 4792, 5630, 5990, 11260, 11980, 22520, 23960, 337237, 674474, 1348948, 1686185, 2697896, 3372370, 6744740, 13489480]

約数ペア:

[(1, 13489480), (2, 6744740), (4, 3372370), (5, 2697896), (8, 1686185), (10, 1348948), (20, 674474), (40, 337237), (563, 23960), (599, 22520), (1126, 11980), (1198, 11260), (2252, 5990), (2396, 5630), (2815, 4792), (2995, 4504)]