121191080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73897}}^1$

素因数の和:73949

約数の個数: 32

約数和(自身を含む): 279334440

約数和(自身を除く): 158143360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 73897, 147794, 295588, 369485, 591176, 738970, 1477940, 2955880, 3029777, 6059554, 12119108, 15148885, 24238216, 30297770, 60595540, 121191080]

約数ペア:

[(1, 121191080), (2, 60595540), (4, 30297770), (5, 24238216), (8, 15148885), (10, 12119108), (20, 6059554), (40, 3029777), (41, 2955880), (82, 1477940), (164, 738970), (205, 591176), (328, 369485), (410, 295588), (820, 147794), (1640, 73897)]