81202620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1353377}}^1$

素因数の和:1353389

約数の個数: 24

約数和(自身を含む): 227367504

約数和(自身を除く): 146164884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1353377, 2706754, 4060131, 5413508, 6766885, 8120262, 13533770, 16240524, 20300655, 27067540, 40601310, 81202620]

約数ペア:

[(1, 81202620), (2, 40601310), (3, 27067540), (4, 20300655), (5, 16240524), (6, 13533770), (10, 8120262), (12, 6766885), (15, 5413508), (20, 4060131), (30, 2706754), (60, 1353377)]