214904020

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{44959}}^1$

素因数の和:45207

約数の個数: 24

約数和(自身を含む): 453196800

約数和(自身を除く): 238292780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 44959, 89918, 179836, 224795, 449590, 899180, 10745201, 21490402, 42980804, 53726005, 107452010, 214904020]

約数ペア:

[(1, 214904020), (2, 107452010), (4, 53726005), (5, 42980804), (10, 21490402), (20, 10745201), (239, 899180), (478, 449590), (956, 224795), (1195, 179836), (2390, 89918), (4780, 44959)]