237220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 516600

約数和(自身を除く): 279380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 409, 580, 818, 1636, 2045, 4090, 8180, 11861, 23722, 47444, 59305, 118610, 237220]

約数ペア:

[(1, 237220), (2, 118610), (4, 59305), (5, 47444), (10, 23722), (20, 11861), (29, 8180), (58, 4090), (116, 2045), (145, 1636), (290, 818), (409, 580)]