30862940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{21139}}^1$

素因数の和:21221

約数の個数: 24

約数和(自身を含む): 65703120

約数和(自身を除く): 34840180

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 21139, 42278, 84556, 105695, 211390, 422780, 1543147, 3086294, 6172588, 7715735, 15431470, 30862940]

約数ペア:

[(1, 30862940), (2, 15431470), (4, 7715735), (5, 6172588), (10, 3086294), (20, 1543147), (73, 422780), (146, 211390), (292, 105695), (365, 84556), (730, 42278), (1460, 21139)]