210006580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1500047}}^1$

素因数の和:1500063

約数の個数: 24

約数和(自身を含む): 504016128

約数和(自身を除く): 294009548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1500047, 3000094, 6000188, 7500235, 10500329, 15000470, 21000658, 30000940, 42001316, 52501645, 105003290, 210006580]

約数ペア:

[(1, 210006580), (2, 105003290), (4, 52501645), (5, 42001316), (7, 30000940), (10, 21000658), (14, 15000470), (20, 10500329), (28, 7500235), (35, 6000188), (70, 3000094), (140, 1500047)]