180896080

素因数分解:

$2^4\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{1931}}^1$

素因数の和:3115

約数の個数: 40

約数和(自身を含む): 421160544

約数和(自身を除く): 240264464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1171, 1931, 2342, 3862, 4684, 5855, 7724, 9368, 9655, 11710, 15448, 18736, 19310, 23420, 30896, 38620, 46840, 77240, 93680, 154480, 2261201, 4522402, 9044804, 11306005, 18089608, 22612010, 36179216, 45224020, 90448040, 180896080]

約数ペア:

[(1, 180896080), (2, 90448040), (4, 45224020), (5, 36179216), (8, 22612010), (10, 18089608), (16, 11306005), (20, 9044804), (40, 4522402), (80, 2261201), (1171, 154480), (1931, 93680), (2342, 77240), (3862, 46840), (4684, 38620), (5855, 30896), (7724, 23420), (9368, 19310), (9655, 18736), (11710, 15448)]