206335960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{70663}}^1$

素因数の和:70747

約数の個数: 32

約数和(自身を含む): 470622240

約数和(自身を除く): 264286280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 70663, 141326, 282652, 353315, 565304, 706630, 1413260, 2826520, 5158399, 10316798, 20633596, 25791995, 41267192, 51583990, 103167980, 206335960]

約数ペア:

[(1, 206335960), (2, 103167980), (4, 51583990), (5, 41267192), (8, 25791995), (10, 20633596), (20, 10316798), (40, 5158399), (73, 2826520), (146, 1413260), (292, 706630), (365, 565304), (584, 353315), (730, 282652), (1460, 141326), (2920, 70663)]