7137320

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1637}}^1$

素因数の和:1757

約数の個数: 32

約数和(自身を含む): 16216200

約数和(自身を除く): 9078880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 1637, 2180, 3274, 4360, 6548, 8185, 13096, 16370, 32740, 65480, 178433, 356866, 713732, 892165, 1427464, 1784330, 3568660, 7137320]

約数ペア:

[(1, 7137320), (2, 3568660), (4, 1784330), (5, 1427464), (8, 892165), (10, 713732), (20, 356866), (40, 178433), (109, 65480), (218, 32740), (436, 16370), (545, 13096), (872, 8185), (1090, 6548), (1637, 4360), (2180, 3274)]