1040808640

素因数分解:

$2^6\times 5^1\times {\mathrm{3252527}}^1$

素因数の和:3252544

約数の個数: 28

約数和(自身を含む): 2478426336

約数和(自身を除く): 1437617696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 3252527, 6505054, 13010108, 16262635, 26020216, 32525270, 52040432, 65050540, 104080864, 130101080, 208161728, 260202160, 520404320, 1040808640]

約数ペア:

[(1, 1040808640), (2, 520404320), (4, 260202160), (5, 208161728), (8, 130101080), (10, 104080864), (16, 65050540), (20, 52040432), (32, 32525270), (40, 26020216), (64, 16262635), (80, 13010108), (160, 6505054), (320, 3252527)]