4089020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15727}}^1$

素因数の和:15749

約数の個数: 24

約数和(自身を含む): 9248064

約数和(自身を除く): 5159044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 15727, 31454, 62908, 78635, 157270, 204451, 314540, 408902, 817804, 1022255, 2044510, 4089020]

約数ペア:

[(1, 4089020), (2, 2044510), (4, 1022255), (5, 817804), (10, 408902), (13, 314540), (20, 204451), (26, 157270), (52, 78635), (65, 62908), (130, 31454), (260, 15727)]