68860940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181213}}^1$

素因数の和:181241

約数の個数: 24

約数和(自身を含む): 152219760

約数和(自身を除く): 83358820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 181213, 362426, 724852, 906065, 1812130, 3443047, 3624260, 6886094, 13772188, 17215235, 34430470, 68860940]

約数ペア:

[(1, 68860940), (2, 34430470), (4, 17215235), (5, 13772188), (10, 6886094), (19, 3624260), (20, 3443047), (38, 1812130), (76, 906065), (95, 724852), (190, 362426), (380, 181213)]