212219780

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{44029}}^1$

素因数の和:44279

約数の個数: 24

約数和(自身を含む): 447520920

約数和(自身を除く): 235301140

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 44029, 88058, 176116, 220145, 440290, 880580, 10610989, 21221978, 42443956, 53054945, 106109890, 212219780]

約数ペア:

[(1, 212219780), (2, 106109890), (4, 53054945), (5, 42443956), (10, 21221978), (20, 10610989), (241, 880580), (482, 440290), (964, 220145), (1205, 176116), (2410, 88058), (4820, 44029)]