260540940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{394759}}^1$

素因数の和:394782

約数の個数: 48

約数和(自身を含む): 795836160

約数和(自身を除く): 535295220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 394759, 789518, 1184277, 1579036, 1973795, 2368554, 3947590, 4342349, 4737108, 5921385, 7895180, 8684698, 11842770, 13027047, 17369396, 21711745, 23685540, 26054094, 43423490, 52108188, 65135235, 86846980, 130270470, 260540940]

約数ペア:

[(1, 260540940), (2, 130270470), (3, 86846980), (4, 65135235), (5, 52108188), (6, 43423490), (10, 26054094), (11, 23685540), (12, 21711745), (15, 17369396), (20, 13027047), (22, 11842770), (30, 8684698), (33, 7895180), (44, 5921385), (55, 4737108), (60, 4342349), (66, 3947590), (110, 2368554), (132, 1973795), (165, 1579036), (220, 1184277), (330, 789518), (660, 394759)]