1405038220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{11813}}^1$

素因数の和:12154

約数の個数: 48

約数和(自身を含む): 3116060640

約数和(自身を除く): 1711022420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 313, 380, 626, 1252, 1565, 3130, 5947, 6260, 11813, 11894, 23626, 23788, 29735, 47252, 59065, 59470, 118130, 118940, 224447, 236260, 448894, 897788, 1122235, 2244470, 3697469, 4488940, 7394938, 14789876, 18487345, 36974690, 70251911, 73949380, 140503822, 281007644, 351259555, 702519110, 1405038220]

約数ペア:

[(1, 1405038220), (2, 702519110), (4, 351259555), (5, 281007644), (10, 140503822), (19, 73949380), (20, 70251911), (38, 36974690), (76, 18487345), (95, 14789876), (190, 7394938), (313, 4488940), (380, 3697469), (626, 2244470), (1252, 1122235), (1565, 897788), (3130, 448894), (5947, 236260), (6260, 224447), (11813, 118940), (11894, 118130), (23626, 59470), (23788, 59065), (29735, 47252)]