7780340

素因数分解:

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

素因数の和:228

約数の個数: 24

約数和(自身を含む): 16565640

約数和(自身を除く): 8785300

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 5329, 10658, 21316, 26645, 53290, 106580, 389017, 778034, 1556068, 1945085, 3890170, 7780340]

約数ペア:

[(1, 7780340), (2, 3890170), (4, 1945085), (5, 1556068), (10, 778034), (20, 389017), (73, 106580), (146, 53290), (292, 26645), (365, 21316), (730, 10658), (1460, 5329)]