13493140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4139}}^1$

素因数の和:4311

約数の個数: 24

約数和(自身を含む): 28516320

約数和(自身を除く): 15023180

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 4139, 8278, 16556, 20695, 41390, 82780, 674657, 1349314, 2698628, 3373285, 6746570, 13493140]

約数ペア:

[(1, 13493140), (2, 6746570), (4, 3373285), (5, 2698628), (10, 1349314), (20, 674657), (163, 82780), (326, 41390), (652, 20695), (815, 16556), (1630, 8278), (3260, 4139)]