10816980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1297}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 30528960

約数和(自身を除く): 19711980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1297, 1390, 1668, 2085, 2594, 2780, 3891, 4170, 5188, 6485, 7782, 8340, 12970, 15564, 19455, 25940, 38910, 77820, 180283, 360566, 540849, 721132, 901415, 1081698, 1802830, 2163396, 2704245, 3605660, 5408490, 10816980]

約数ペア:

[(1, 10816980), (2, 5408490), (3, 3605660), (4, 2704245), (5, 2163396), (6, 1802830), (10, 1081698), (12, 901415), (15, 721132), (20, 540849), (30, 360566), (60, 180283), (139, 77820), (278, 38910), (417, 25940), (556, 19455), (695, 15564), (834, 12970), (1297, 8340), (1390, 7782), (1668, 6485), (2085, 5188), (2594, 4170), (2780, 3891)]