118974620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{145091}}^1$

素因数の和:145141

約数の個数: 24

約数和(自身を含む): 255942288

約数和(自身を除く): 136967668

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 145091, 290182, 580364, 725455, 1450910, 2901820, 5948731, 11897462, 23794924, 29743655, 59487310, 118974620]

約数ペア:

[(1, 118974620), (2, 59487310), (4, 29743655), (5, 23794924), (10, 11897462), (20, 5948731), (41, 2901820), (82, 1450910), (164, 725455), (205, 580364), (410, 290182), (820, 145091)]