20246549780

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{4200529}}^1$

素因数の和:4200779

約数の個数: 24

約数和(自身を含む): 42694186920

約数和(自身を除く): 22447637140

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 4200529, 8401058, 16802116, 21002645, 42005290, 84010580, 1012327489, 2024654978, 4049309956, 5061637445, 10123274890, 20246549780]

約数ペア:

[(1, 20246549780), (2, 10123274890), (4, 5061637445), (5, 4049309956), (10, 2024654978), (20, 1012327489), (241, 84010580), (482, 42005290), (964, 21002645), (1205, 16802116), (2410, 8401058), (4820, 4200529)]