205693460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1469239}}^1$

素因数の和:1469255

約数の個数: 24

約数和(自身を含む): 493664640

約数和(自身を除く): 287971180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1469239, 2938478, 5876956, 7346195, 10284673, 14692390, 20569346, 29384780, 41138692, 51423365, 102846730, 205693460]

約数ペア:

[(1, 205693460), (2, 102846730), (4, 51423365), (5, 41138692), (7, 29384780), (10, 20569346), (14, 14692390), (20, 10284673), (28, 7346195), (35, 5876956), (70, 2938478), (140, 1469239)]