214620220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{151141}}^1$

素因数の和:151221

約数の個数: 24

約数和(自身を含む): 457053408

約数和(自身を除く): 242433188

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 151141, 302282, 604564, 755705, 1511410, 3022820, 10731011, 21462022, 42924044, 53655055, 107310110, 214620220]

約数ペア:

[(1, 214620220), (2, 107310110), (4, 53655055), (5, 42924044), (10, 21462022), (20, 10731011), (71, 3022820), (142, 1511410), (284, 755705), (355, 604564), (710, 302282), (1420, 151141)]