440981710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{47777}}^1$

素因数の和:47868

約数の個数: 32

約数和(自身を含む): 866884032

約数和(自身を除く): 425902322

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 47777, 95554, 238885, 477770, 621101, 1242202, 3105505, 3392167, 6211010, 6784334, 16960835, 33921670, 44098171, 88196342, 220490855, 440981710]

約数ペア:

[(1, 440981710), (2, 220490855), (5, 88196342), (10, 44098171), (13, 33921670), (26, 16960835), (65, 6784334), (71, 6211010), (130, 3392167), (142, 3105505), (355, 1242202), (710, 621101), (923, 477770), (1846, 238885), (4615, 95554), (9230, 47777)]