1139120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:533

約数の個数: 40

約数和(自身を含む): 2745360

約数和(自身を除く): 1606240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 491, 580, 982, 1160, 1964, 2320, 2455, 3928, 4910, 7856, 9820, 14239, 19640, 28478, 39280, 56956, 71195, 113912, 142390, 227824, 284780, 569560, 1139120]

約数ペア:

[(1, 1139120), (2, 569560), (4, 284780), (5, 227824), (8, 142390), (10, 113912), (16, 71195), (20, 56956), (29, 39280), (40, 28478), (58, 19640), (80, 14239), (116, 9820), (145, 7856), (232, 4910), (290, 3928), (464, 2455), (491, 2320), (580, 1964), (982, 1160)]