187515140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{228677}}^1$

素因数の和:228727

約数の個数: 24

約数和(自身を含む): 403387992

約数和(自身を除く): 215872852

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 228677, 457354, 914708, 1143385, 2286770, 4573540, 9375757, 18751514, 37503028, 46878785, 93757570, 187515140]

約数ペア:

[(1, 187515140), (2, 93757570), (4, 46878785), (5, 37503028), (10, 18751514), (20, 9375757), (41, 4573540), (82, 2286770), (164, 1143385), (205, 914708), (410, 457354), (820, 228677)]