1393480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3167}}^1$

素因数の和:3189

約数の個数: 32

約数和(自身を含む): 3421440

約数和(自身を除く): 2027960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 3167, 6334, 12668, 15835, 25336, 31670, 34837, 63340, 69674, 126680, 139348, 174185, 278696, 348370, 696740, 1393480]

約数ペア:

[(1, 1393480), (2, 696740), (4, 348370), (5, 278696), (8, 174185), (10, 139348), (11, 126680), (20, 69674), (22, 63340), (40, 34837), (44, 31670), (55, 25336), (88, 15835), (110, 12668), (220, 6334), (440, 3167)]