1809560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2381}}^1$

素因数の和:2411

約数の個数: 32

約数和(自身を含む): 4287600

約数和(自身を除く): 2478040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2381, 4762, 9524, 11905, 19048, 23810, 45239, 47620, 90478, 95240, 180956, 226195, 361912, 452390, 904780, 1809560]

約数ペア:

[(1, 1809560), (2, 904780), (4, 452390), (5, 361912), (8, 226195), (10, 180956), (19, 95240), (20, 90478), (38, 47620), (40, 45239), (76, 23810), (95, 19048), (152, 11905), (190, 9524), (380, 4762), (760, 2381)]