151440220

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{27941}}^1$

素因数の和:28221

約数の個数: 24

約数和(自身を含む): 319209408

約数和(自身を除く): 167769188

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 27941, 55882, 111764, 139705, 279410, 558820, 7572011, 15144022, 30288044, 37860055, 75720110, 151440220]

約数ペア:

[(1, 151440220), (2, 75720110), (4, 37860055), (5, 30288044), (10, 15144022), (20, 7572011), (271, 558820), (542, 279410), (1084, 139705), (1355, 111764), (2710, 55882), (5420, 27941)]