3952802680

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{234727}}^1$

素因数の和:235159

約数の個数: 32

約数和(自身を含む): 8914969440

約数和(自身を除く): 4962166760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 16840, 234727, 469454, 938908, 1173635, 1877816, 2347270, 4694540, 9389080, 98820067, 197640134, 395280268, 494100335, 790560536, 988200670, 1976401340, 3952802680]

約数ペア:

[(1, 3952802680), (2, 1976401340), (4, 988200670), (5, 790560536), (8, 494100335), (10, 395280268), (20, 197640134), (40, 98820067), (421, 9389080), (842, 4694540), (1684, 2347270), (2105, 1877816), (3368, 1173635), (4210, 938908), (8420, 469454), (16840, 234727)]