7410280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3037}}^1$

素因数の和:3109

約数の個数: 32

約数和(自身を含む): 16952040

約数和(自身を除く): 9541760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3037, 6074, 12148, 15185, 24296, 30370, 60740, 121480, 185257, 370514, 741028, 926285, 1482056, 1852570, 3705140, 7410280]

約数ペア:

[(1, 7410280), (2, 3705140), (4, 1852570), (5, 1482056), (8, 926285), (10, 741028), (20, 370514), (40, 185257), (61, 121480), (122, 60740), (244, 30370), (305, 24296), (488, 15185), (610, 12148), (1220, 6074), (2440, 3037)]