8237260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 18597600

約数和(自身を除く): 10360340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 409, 530, 818, 1007, 1060, 1636, 2014, 2045, 4028, 4090, 5035, 7771, 8180, 10070, 15542, 20140, 21677, 31084, 38855, 43354, 77710, 86708, 108385, 155420, 216770, 411863, 433540, 823726, 1647452, 2059315, 4118630, 8237260]

約数ペア:

[(1, 8237260), (2, 4118630), (4, 2059315), (5, 1647452), (10, 823726), (19, 433540), (20, 411863), (38, 216770), (53, 155420), (76, 108385), (95, 86708), (106, 77710), (190, 43354), (212, 38855), (265, 31084), (380, 21677), (409, 20140), (530, 15542), (818, 10070), (1007, 8180), (1060, 7771), (1636, 5035), (2014, 4090), (2045, 4028)]