1908220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1307}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 4065264

約数和(自身を除く): 2157044

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1307, 1460, 2614, 5228, 6535, 13070, 26140, 95411, 190822, 381644, 477055, 954110, 1908220]

約数ペア:

[(1, 1908220), (2, 954110), (4, 477055), (5, 381644), (10, 190822), (20, 95411), (73, 26140), (146, 13070), (292, 6535), (365, 5228), (730, 2614), (1307, 1460)]