142402220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229681}}^1$

素因数の和:229721

約数の個数: 24

約数和(自身を含む): 308692608

約数和(自身を除く): 166290388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 229681, 459362, 918724, 1148405, 2296810, 4593620, 7120111, 14240222, 28480444, 35600555, 71201110, 142402220]

約数ペア:

[(1, 142402220), (2, 71201110), (4, 35600555), (5, 28480444), (10, 14240222), (20, 7120111), (31, 4593620), (62, 2296810), (124, 1148405), (155, 918724), (310, 459362), (620, 229681)]