28874870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1831}}^1$

素因数の和:1940

約数の個数: 32

約数和(自身を含む): 55399680

約数和(自身を除く): 26524810

約数列:

[1, 2, 5, 10, 19, 38, 83, 95, 166, 190, 415, 830, 1577, 1831, 3154, 3662, 7885, 9155, 15770, 18310, 34789, 69578, 151973, 173945, 303946, 347890, 759865, 1519730, 2887487, 5774974, 14437435, 28874870]

約数ペア:

[(1, 28874870), (2, 14437435), (5, 5774974), (10, 2887487), (19, 1519730), (38, 759865), (83, 347890), (95, 303946), (166, 173945), (190, 151973), (415, 69578), (830, 34789), (1577, 18310), (1831, 15770), (3154, 9155), (3662, 7885)]