30130520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107609}}^1$

素因数の和:107627

約数の個数: 32

約数和(自身を含む): 77479200

約数和(自身を除く): 47348680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 107609, 215218, 430436, 538045, 753263, 860872, 1076090, 1506526, 2152180, 3013052, 3766315, 4304360, 6026104, 7532630, 15065260, 30130520]

約数ペア:

[(1, 30130520), (2, 15065260), (4, 7532630), (5, 6026104), (7, 4304360), (8, 3766315), (10, 3013052), (14, 2152180), (20, 1506526), (28, 1076090), (35, 860872), (40, 753263), (56, 538045), (70, 430436), (140, 215218), (280, 107609)]