15715020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{261917}}^1$

素因数の和:261929

約数の個数: 24

約数和(自身を含む): 44002224

約数和(自身を除く): 28287204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 261917, 523834, 785751, 1047668, 1309585, 1571502, 2619170, 3143004, 3928755, 5238340, 7857510, 15715020]

約数ペア:

[(1, 15715020), (2, 7857510), (3, 5238340), (4, 3928755), (5, 3143004), (6, 2619170), (10, 1571502), (12, 1309585), (15, 1047668), (20, 785751), (30, 523834), (60, 261917)]