201182180

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{23339}}^1$

素因数の和:23779

約数の個数: 24

約数和(自身を含む): 423480960

約数和(自身を除く): 222298780

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 23339, 46678, 93356, 116695, 233390, 466780, 10059109, 20118218, 40236436, 50295545, 100591090, 201182180]

約数ペア:

[(1, 201182180), (2, 100591090), (4, 50295545), (5, 40236436), (10, 20118218), (20, 10059109), (431, 466780), (862, 233390), (1724, 116695), (2155, 93356), (4310, 46678), (8620, 23339)]