23137180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{419}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 53343360

約数和(自身を除く): 30206180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 251, 419, 502, 838, 1004, 1255, 1676, 2095, 2510, 2761, 4190, 4609, 5020, 5522, 8380, 9218, 11044, 13805, 18436, 23045, 27610, 46090, 55220, 92180, 105169, 210338, 420676, 525845, 1051690, 1156859, 2103380, 2313718, 4627436, 5784295, 11568590, 23137180]

約数ペア:

[(1, 23137180), (2, 11568590), (4, 5784295), (5, 4627436), (10, 2313718), (11, 2103380), (20, 1156859), (22, 1051690), (44, 525845), (55, 420676), (110, 210338), (220, 105169), (251, 92180), (419, 55220), (502, 46090), (838, 27610), (1004, 23045), (1255, 18436), (1676, 13805), (2095, 11044), (2510, 9218), (2761, 8380), (4190, 5522), (4609, 5020)]