42156620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191621}}^1$

素因数の和:191641

約数の個数: 24

約数和(自身を含む): 96577488

約数和(自身を除く): 54420868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 191621, 383242, 766484, 958105, 1916210, 2107831, 3832420, 4215662, 8431324, 10539155, 21078310, 42156620]

約数ペア:

[(1, 42156620), (2, 21078310), (4, 10539155), (5, 8431324), (10, 4215662), (11, 3832420), (20, 2107831), (22, 1916210), (44, 958105), (55, 766484), (110, 383242), (220, 191621)]