2987080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1409}}^1$

素因数の和:1473

約数の個数: 32

約数和(自身を含む): 6852600

約数和(自身を除く): 3865520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1409, 2120, 2818, 5636, 7045, 11272, 14090, 28180, 56360, 74677, 149354, 298708, 373385, 597416, 746770, 1493540, 2987080]

約数ペア:

[(1, 2987080), (2, 1493540), (4, 746770), (5, 597416), (8, 373385), (10, 298708), (20, 149354), (40, 74677), (53, 56360), (106, 28180), (212, 14090), (265, 11272), (424, 7045), (530, 5636), (1060, 2818), (1409, 2120)]