2020169420

素因数分解:

$2^2\times 5^1\times {\mathrm{9539}}^1\times {\mathrm{10589}}^1$

素因数の和:20137

約数の個数: 24

約数和(自身を含む): 4243201200

約数和(自身を除く): 2223031780

約数列:

[1, 2, 4, 5, 10, 20, 9539, 10589, 19078, 21178, 38156, 42356, 47695, 52945, 95390, 105890, 190780, 211780, 101008471, 202016942, 404033884, 505042355, 1010084710, 2020169420]

約数ペア:

[(1, 2020169420), (2, 1010084710), (4, 505042355), (5, 404033884), (10, 202016942), (20, 101008471), (9539, 211780), (10589, 190780), (19078, 105890), (21178, 95390), (38156, 52945), (42356, 47695)]