85628420

素因数分解:

$2^2\times 5^1\times {\mathrm{1483}}^1\times {\mathrm{2887}}^1$

素因数の和:4379

約数の個数: 24

約数和(自身を含む): 180003264

約数和(自身を除く): 94374844

約数列:

[1, 2, 4, 5, 10, 20, 1483, 2887, 2966, 5774, 5932, 7415, 11548, 14435, 14830, 28870, 29660, 57740, 4281421, 8562842, 17125684, 21407105, 42814210, 85628420]

約数ペア:

[(1, 85628420), (2, 42814210), (4, 21407105), (5, 17125684), (10, 8562842), (20, 4281421), (1483, 57740), (2887, 29660), (2966, 28870), (5774, 14830), (5932, 14435), (7415, 11548)]