52806820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21821}}^1$

素因数の和:21852

約数の個数: 36

約数和(自身を含む): 121897692

約数和(自身を除く): 69090872

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 21821, 43642, 87284, 109105, 218210, 240031, 436420, 480062, 960124, 1200155, 2400310, 2640341, 4800620, 5280682, 10561364, 13201705, 26403410, 52806820]

約数ペア:

[(1, 52806820), (2, 26403410), (4, 13201705), (5, 10561364), (10, 5280682), (11, 4800620), (20, 2640341), (22, 2400310), (44, 1200155), (55, 960124), (110, 480062), (121, 436420), (220, 240031), (242, 218210), (484, 109105), (605, 87284), (1210, 43642), (2420, 21821)]