15361820

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2423}}^1$

素因数の和:2749

約数の個数: 24

約数和(自身を含む): 32374944

約数和(自身を除く): 17013124

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 2423, 3170, 4846, 6340, 9692, 12115, 24230, 48460, 768091, 1536182, 3072364, 3840455, 7680910, 15361820]

約数ペア:

[(1, 15361820), (2, 7680910), (4, 3840455), (5, 3072364), (10, 1536182), (20, 768091), (317, 48460), (634, 24230), (1268, 12115), (1585, 9692), (2423, 6340), (3170, 4846)]