1338650

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{653}}^1$

素因数の和:706

約数の個数: 24

約数和(自身を含む): 2554524

約数和(自身を除く): 1215874

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 653, 1025, 1306, 2050, 3265, 6530, 16325, 26773, 32650, 53546, 133865, 267730, 669325, 1338650]

約数ペア:

[(1, 1338650), (2, 669325), (5, 267730), (10, 133865), (25, 53546), (41, 32650), (50, 26773), (82, 16325), (205, 6530), (410, 3265), (653, 2050), (1025, 1306)]