28263096620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3133381}}^1$

素因数の和:3133442

約数の個数: 48

約数和(自身を含む): 66327430176

約数和(自身を除く): 38064333556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 3133381, 6266762, 12533524, 15666905, 31333810, 34467191, 62667620, 68934382, 128468621, 137868764, 172335955, 256937242, 344671910, 513874484, 642343105, 689343820, 1284686210, 1413154831, 2569372420, 2826309662, 5652619324, 7065774155, 14131548310, 28263096620]

約数ペア:

[(1, 28263096620), (2, 14131548310), (4, 7065774155), (5, 5652619324), (10, 2826309662), (11, 2569372420), (20, 1413154831), (22, 1284686210), (41, 689343820), (44, 642343105), (55, 513874484), (82, 344671910), (110, 256937242), (164, 172335955), (205, 137868764), (220, 128468621), (410, 68934382), (451, 62667620), (820, 34467191), (902, 31333810), (1804, 15666905), (2255, 12533524), (4510, 6266762), (9020, 3133381)]