30671780

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{5659}}^1$

素因数の和:5939

約数の個数: 24

約数和(自身を含む): 64659840

約数和(自身を除く): 33988060

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 5659, 11318, 22636, 28295, 56590, 113180, 1533589, 3067178, 6134356, 7667945, 15335890, 30671780]

約数ペア:

[(1, 30671780), (2, 15335890), (4, 7667945), (5, 6134356), (10, 3067178), (20, 1533589), (271, 113180), (542, 56590), (1084, 28295), (1355, 22636), (2710, 11318), (5420, 5659)]