22901240

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2281}}^1$

素因数の和:2543

約数の個数: 32

約数和(自身を含む): 51755760

約数和(自身を除く): 28854520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2281, 2510, 4562, 5020, 9124, 10040, 11405, 18248, 22810, 45620, 91240, 572531, 1145062, 2290124, 2862655, 4580248, 5725310, 11450620, 22901240]

約数ペア:

[(1, 22901240), (2, 11450620), (4, 5725310), (5, 4580248), (8, 2862655), (10, 2290124), (20, 1145062), (40, 572531), (251, 91240), (502, 45620), (1004, 22810), (1255, 18248), (2008, 11405), (2281, 10040), (2510, 9124), (4562, 5020)]