4499687540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1\times {\mathrm{14423}}^1$

素因数の和:15272

約数の個数: 48

約数和(自身を含む): 9959483520

約数和(自身を除く): 5459795980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 821, 1642, 3284, 4105, 8210, 14423, 15599, 16420, 28846, 31198, 57692, 62396, 72115, 77995, 144230, 155990, 274037, 288460, 311980, 548074, 1096148, 1370185, 2740370, 5480740, 11841283, 23682566, 47365132, 59206415, 118412830, 224984377, 236825660, 449968754, 899937508, 1124921885, 2249843770, 4499687540]

約数ペア:

[(1, 4499687540), (2, 2249843770), (4, 1124921885), (5, 899937508), (10, 449968754), (19, 236825660), (20, 224984377), (38, 118412830), (76, 59206415), (95, 47365132), (190, 23682566), (380, 11841283), (821, 5480740), (1642, 2740370), (3284, 1370185), (4105, 1096148), (8210, 548074), (14423, 311980), (15599, 288460), (16420, 274037), (28846, 155990), (31198, 144230), (57692, 77995), (62396, 72115)]