1330392020

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{84523}}^1$

素因数の和:85319

約数の個数: 24

約数和(自身を含む): 2797406304

約数和(自身を除く): 1467014284

約数列:

[1, 2, 4, 5, 10, 20, 787, 1574, 3148, 3935, 7870, 15740, 84523, 169046, 338092, 422615, 845230, 1690460, 66519601, 133039202, 266078404, 332598005, 665196010, 1330392020]

約数ペア:

[(1, 1330392020), (2, 665196010), (4, 332598005), (5, 266078404), (10, 133039202), (20, 66519601), (787, 1690460), (1574, 845230), (3148, 422615), (3935, 338092), (7870, 169046), (15740, 84523)]