22397080

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2129}}^1$

素因数の和:2403

約数の個数: 32

約数和(自身を含む): 50608800

約数和(自身を除く): 28211720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2129, 2630, 4258, 5260, 8516, 10520, 10645, 17032, 21290, 42580, 85160, 559927, 1119854, 2239708, 2799635, 4479416, 5599270, 11198540, 22397080]

約数ペア:

[(1, 22397080), (2, 11198540), (4, 5599270), (5, 4479416), (8, 2799635), (10, 2239708), (20, 1119854), (40, 559927), (263, 85160), (526, 42580), (1052, 21290), (1315, 17032), (2104, 10645), (2129, 10520), (2630, 8516), (4258, 5260)]