2109160

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{787}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 4822560

約数和(自身を除く): 2713400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 787, 1340, 1574, 2680, 3148, 3935, 6296, 7870, 15740, 31480, 52729, 105458, 210916, 263645, 421832, 527290, 1054580, 2109160]

約数ペア:

[(1, 2109160), (2, 1054580), (4, 527290), (5, 421832), (8, 263645), (10, 210916), (20, 105458), (40, 52729), (67, 31480), (134, 15740), (268, 7870), (335, 6296), (536, 3935), (670, 3148), (787, 2680), (1340, 1574)]