1680497960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{575513}}^1$

素因数の和:575597

約数の個数: 32

約数和(自身を含む): 3832923240

約数和(自身を除く): 2152425280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 575513, 1151026, 2302052, 2877565, 4604104, 5755130, 11510260, 23020520, 42012449, 84024898, 168049796, 210062245, 336099592, 420124490, 840248980, 1680497960]

約数ペア:

[(1, 1680497960), (2, 840248980), (4, 420124490), (5, 336099592), (8, 210062245), (10, 168049796), (20, 84024898), (40, 42012449), (73, 23020520), (146, 11510260), (292, 5755130), (365, 4604104), (584, 2877565), (730, 2302052), (1460, 1151026), (2920, 575513)]