1081340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4159}}^1$

素因数の和:4181

約数の個数: 24

約数和(自身を含む): 2446080

約数和(自身を除く): 1364740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4159, 8318, 16636, 20795, 41590, 54067, 83180, 108134, 216268, 270335, 540670, 1081340]

約数ペア:

[(1, 1081340), (2, 540670), (4, 270335), (5, 216268), (10, 108134), (13, 83180), (20, 54067), (26, 41590), (52, 20795), (65, 16636), (130, 8318), (260, 4159)]