13643120

素因数分解:

$2^4\times 5^1\times {\mathrm{170539}}^1$

素因数の和:170552

約数の個数: 20

約数和(自身を含む): 31720440

約数和(自身を除く): 18077320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 170539, 341078, 682156, 852695, 1364312, 1705390, 2728624, 3410780, 6821560, 13643120]

約数ペア:

[(1, 13643120), (2, 6821560), (4, 3410780), (5, 2728624), (8, 1705390), (10, 1364312), (16, 852695), (20, 682156), (40, 341078), (80, 170539)]