29782520

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1777}}^1$

素因数の和:2207

約数の個数: 32

約数和(自身を含む): 67208400

約数和(自身を除く): 37425880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 1777, 2095, 3352, 3554, 4190, 7108, 8380, 8885, 14216, 16760, 17770, 35540, 71080, 744563, 1489126, 2978252, 3722815, 5956504, 7445630, 14891260, 29782520]

約数ペア:

[(1, 29782520), (2, 14891260), (4, 7445630), (5, 5956504), (8, 3722815), (10, 2978252), (20, 1489126), (40, 744563), (419, 71080), (838, 35540), (1676, 17770), (1777, 16760), (2095, 14216), (3352, 8885), (3554, 8380), (4190, 7108)]