848720

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^2$

素因数の和:219

約数の個数: 30

約数和(自身を含む): 1992618

約数和(自身を除く): 1143898

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 10609, 21218, 42436, 53045, 84872, 106090, 169744, 212180, 424360, 848720]

約数ペア:

[(1, 848720), (2, 424360), (4, 212180), (5, 169744), (8, 106090), (10, 84872), (16, 53045), (20, 42436), (40, 21218), (80, 10609), (103, 8240), (206, 4120), (412, 2060), (515, 1648), (824, 1030)]