297769220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2126923}}^1$

素因数の和:2126939

約数の個数: 24

約数和(自身を含む): 714646464

約数和(自身を除く): 416877244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2126923, 4253846, 8507692, 10634615, 14888461, 21269230, 29776922, 42538460, 59553844, 74442305, 148884610, 297769220]

約数ペア:

[(1, 297769220), (2, 148884610), (4, 74442305), (5, 59553844), (7, 42538460), (10, 29776922), (14, 21269230), (20, 14888461), (28, 10634615), (35, 8507692), (70, 4253846), (140, 2126923)]