53204420

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{15377}}^1$

素因数の和:15559

約数の個数: 24

約数和(自身を含む): 112382424

約数和(自身を除く): 59178004

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 15377, 30754, 61508, 76885, 153770, 307540, 2660221, 5320442, 10640884, 13301105, 26602210, 53204420]

約数ペア:

[(1, 53204420), (2, 26602210), (4, 13301105), (5, 10640884), (10, 5320442), (20, 2660221), (173, 307540), (346, 153770), (692, 76885), (865, 61508), (1730, 30754), (3460, 15377)]