13021180

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{881}}^1$

素因数の和:1629

約数の個数: 24

約数和(自身を含む): 27412560

約数和(自身を除く): 14391380

約数列:

[1, 2, 4, 5, 10, 20, 739, 881, 1478, 1762, 2956, 3524, 3695, 4405, 7390, 8810, 14780, 17620, 651059, 1302118, 2604236, 3255295, 6510590, 13021180]

約数ペア:

[(1, 13021180), (2, 6510590), (4, 3255295), (5, 2604236), (10, 1302118), (20, 651059), (739, 17620), (881, 14780), (1478, 8810), (1762, 7390), (2956, 4405), (3524, 3695)]