70905560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{161149}}^1$

素因数の和:161171

約数の個数: 32

約数和(自身を含む): 174042000

約数和(自身を除く): 103136440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 161149, 322298, 644596, 805745, 1289192, 1611490, 1772639, 3222980, 3545278, 6445960, 7090556, 8863195, 14181112, 17726390, 35452780, 70905560]

約数ペア:

[(1, 70905560), (2, 35452780), (4, 17726390), (5, 14181112), (8, 8863195), (10, 7090556), (11, 6445960), (20, 3545278), (22, 3222980), (40, 1772639), (44, 1611490), (55, 1289192), (88, 805745), (110, 644596), (220, 322298), (440, 161149)]