23640980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{9769}}^1$

素因数の和:9800

約数の個数: 36

約数和(自身を含む): 54575220

約数和(自身を除く): 30934240

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 9769, 19538, 39076, 48845, 97690, 107459, 195380, 214918, 429836, 537295, 1074590, 1182049, 2149180, 2364098, 4728196, 5910245, 11820490, 23640980]

約数ペア:

[(1, 23640980), (2, 11820490), (4, 5910245), (5, 4728196), (10, 2364098), (11, 2149180), (20, 1182049), (22, 1074590), (44, 537295), (55, 429836), (110, 214918), (121, 195380), (220, 107459), (242, 97690), (484, 48845), (605, 39076), (1210, 19538), (2420, 9769)]