69704840

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4159}}^1$

素因数の和:4589

約数の個数: 32

約数和(自身を含む): 157248000

約数和(自身を除く): 87543160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 3352, 4159, 4190, 8318, 8380, 16636, 16760, 20795, 33272, 41590, 83180, 166360, 1742621, 3485242, 6970484, 8713105, 13940968, 17426210, 34852420, 69704840]

約数ペア:

[(1, 69704840), (2, 34852420), (4, 17426210), (5, 13940968), (8, 8713105), (10, 6970484), (20, 3485242), (40, 1742621), (419, 166360), (838, 83180), (1676, 41590), (2095, 33272), (3352, 20795), (4159, 16760), (4190, 16636), (8318, 8380)]