1994264920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{940691}}^1$

素因数の和:940755

約数の個数: 32

約数和(自身を含む): 4571763120

約数和(自身を除く): 2577498200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 940691, 1881382, 3762764, 4703455, 7525528, 9406910, 18813820, 37627640, 49856623, 99713246, 199426492, 249283115, 398852984, 498566230, 997132460, 1994264920]

約数ペア:

[(1, 1994264920), (2, 997132460), (4, 498566230), (5, 398852984), (8, 249283115), (10, 199426492), (20, 99713246), (40, 49856623), (53, 37627640), (106, 18813820), (212, 9406910), (265, 7525528), (424, 4703455), (530, 3762764), (1060, 1881382), (2120, 940691)]