1967620

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 4169088

約数和(自身を除く): 2201468

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 751, 1310, 1502, 2620, 3004, 3755, 7510, 15020, 98381, 196762, 393524, 491905, 983810, 1967620]

約数ペア:

[(1, 1967620), (2, 983810), (4, 491905), (5, 393524), (10, 196762), (20, 98381), (131, 15020), (262, 7510), (524, 3755), (655, 3004), (751, 2620), (1310, 1502)]