4789900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2521}}^1$

素因数の和:2554

約数の個数: 36

約数和(自身を含む): 10945480

約数和(自身を除く): 6155580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 2521, 5042, 10084, 12605, 25210, 47899, 50420, 63025, 95798, 126050, 191596, 239495, 252100, 478990, 957980, 1197475, 2394950, 4789900]

約数ペア:

[(1, 4789900), (2, 2394950), (4, 1197475), (5, 957980), (10, 478990), (19, 252100), (20, 239495), (25, 191596), (38, 126050), (50, 95798), (76, 63025), (95, 50420), (100, 47899), (190, 25210), (380, 12605), (475, 10084), (950, 5042), (1900, 2521)]