40544220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1297}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 113829408

約数和(自身を除く): 73285188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521, 1042, 1297, 1563, 2084, 2594, 2605, 3126, 3891, 5188, 5210, 6252, 6485, 7782, 7815, 10420, 12970, 15564, 15630, 19455, 25940, 31260, 38910, 77820, 675737, 1351474, 2027211, 2702948, 3378685, 4054422, 6757370, 8108844, 10136055, 13514740, 20272110, 40544220]

約数ペア:

[(1, 40544220), (2, 20272110), (3, 13514740), (4, 10136055), (5, 8108844), (6, 6757370), (10, 4054422), (12, 3378685), (15, 2702948), (20, 2027211), (30, 1351474), (60, 675737), (521, 77820), (1042, 38910), (1297, 31260), (1563, 25940), (2084, 19455), (2594, 15630), (2605, 15564), (3126, 12970), (3891, 10420), (5188, 7815), (5210, 7782), (6252, 6485)]