20264152180

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{919}}^1\times {\mathrm{2909}}^1$

素因数の和:4216

約数の個数: 48

約数和(自身を含む): 42728112000

約数和(自身を除く): 22463959820

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 919, 1516, 1838, 1895, 2909, 3676, 3790, 4595, 5818, 7580, 9190, 11636, 14545, 18380, 29090, 58180, 348301, 696602, 1102511, 1393204, 1741505, 2205022, 2673371, 3483010, 4410044, 5346742, 5512555, 6966020, 10693484, 11025110, 13366855, 22050220, 26733710, 53467420, 1013207609, 2026415218, 4052830436, 5066038045, 10132076090, 20264152180]

約数ペア:

[(1, 20264152180), (2, 10132076090), (4, 5066038045), (5, 4052830436), (10, 2026415218), (20, 1013207609), (379, 53467420), (758, 26733710), (919, 22050220), (1516, 13366855), (1838, 11025110), (1895, 10693484), (2909, 6966020), (3676, 5512555), (3790, 5346742), (4595, 4410044), (5818, 3483010), (7580, 2673371), (9190, 2205022), (11636, 1741505), (14545, 1393204), (18380, 1102511), (29090, 696602), (58180, 348301)]