30798230

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{22157}}^1$

素因数の和:22303

約数の個数: 16

約数和(自身を含む): 55838160

約数和(自身を除く): 25039930

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 22157, 44314, 110785, 221570, 3079823, 6159646, 15399115, 30798230]

約数ペア:

[(1, 30798230), (2, 15399115), (5, 6159646), (10, 3079823), (139, 221570), (278, 110785), (695, 44314), (1390, 22157)]