2007698120

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{444181}}^1$

素因数の和:444305

約数の個数: 32

約数和(自身を含む): 4557307320

約数和(自身を除く): 2549609200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 444181, 888362, 1776724, 2220905, 3553448, 4441810, 8883620, 17767240, 50192453, 100384906, 200769812, 250962265, 401539624, 501924530, 1003849060, 2007698120]

約数ペア:

[(1, 2007698120), (2, 1003849060), (4, 501924530), (5, 401539624), (8, 250962265), (10, 200769812), (20, 100384906), (40, 50192453), (113, 17767240), (226, 8883620), (452, 4441810), (565, 3553448), (904, 2220905), (1130, 1776724), (2260, 888362), (4520, 444181)]