811313860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199831}}^1$

素因数の和:199876

約数の個数: 48

約数和(自身を含む): 2014306560

約数和(自身を除く): 1202992700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 199831, 399662, 799324, 999155, 1398817, 1998310, 2797634, 3996620, 5595268, 5795099, 6994085, 11590198, 13988170, 23180396, 27976340, 28975495, 40565693, 57950990, 81131386, 115901980, 162262772, 202828465, 405656930, 811313860]

約数ペア:

[(1, 811313860), (2, 405656930), (4, 202828465), (5, 162262772), (7, 115901980), (10, 81131386), (14, 57950990), (20, 40565693), (28, 28975495), (29, 27976340), (35, 23180396), (58, 13988170), (70, 11590198), (116, 6994085), (140, 5795099), (145, 5595268), (203, 3996620), (290, 2797634), (406, 1998310), (580, 1398817), (812, 999155), (1015, 799324), (2030, 399662), (4060, 199831)]