1990360945

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{31327}}^1$

素因数の和:31560

約数の個数: 16

約数和(自身を含む): 2431554048

約数和(自身を除く): 441193103

約数列:

[1, 5, 97, 131, 485, 655, 12707, 31327, 63535, 156635, 3038719, 4103837, 15193595, 20519185, 398072189, 1990360945]

約数ペア:

[(1, 1990360945), (5, 398072189), (97, 20519185), (131, 15193595), (485, 4103837), (655, 3038719), (12707, 156635), (31327, 63535)]