281862020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{44179}}^1$

素因数の和:44228

約数の個数: 48

約数和(自身を含む): 668001600

約数和(自身を除く): 386139580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 44179, 88358, 176716, 220895, 441790, 485969, 883580, 971938, 1281191, 1943876, 2429845, 2562382, 4859690, 5124764, 6405955, 9719380, 12811910, 14093101, 25623820, 28186202, 56372404, 70465505, 140931010, 281862020]

約数ペア:

[(1, 281862020), (2, 140931010), (4, 70465505), (5, 56372404), (10, 28186202), (11, 25623820), (20, 14093101), (22, 12811910), (29, 9719380), (44, 6405955), (55, 5124764), (58, 4859690), (110, 2562382), (116, 2429845), (145, 1943876), (220, 1281191), (290, 971938), (319, 883580), (580, 485969), (638, 441790), (1276, 220895), (1595, 176716), (3190, 88358), (6380, 44179)]