2219650

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:546

約数の個数: 24

約数和(自身を含む): 4178304

約数和(自身を除く): 1958654

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 431, 515, 862, 1030, 2155, 2575, 4310, 5150, 10775, 21550, 44393, 88786, 221965, 443930, 1109825, 2219650]

約数ペア:

[(1, 2219650), (2, 1109825), (5, 443930), (10, 221965), (25, 88786), (50, 44393), (103, 21550), (206, 10775), (431, 5150), (515, 4310), (862, 2575), (1030, 2155)]