674419220

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{139921}}^1$

素因数の和:140171

約数の個数: 24

約数和(自身を含む): 1422167208

約数和(自身を除く): 747747988

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 139921, 279842, 559684, 699605, 1399210, 2798420, 33720961, 67441922, 134883844, 168604805, 337209610, 674419220]

約数ペア:

[(1, 674419220), (2, 337209610), (4, 168604805), (5, 134883844), (10, 67441922), (20, 33720961), (241, 2798420), (482, 1399210), (964, 699605), (1205, 559684), (2410, 279842), (4820, 139921)]