551460220

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{210481}}^1$

素因数の和:210621

約数の個数: 24

約数和(自身を含む): 1166912208

約数和(自身を除く): 615451988

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 210481, 420962, 841924, 1052405, 2104810, 4209620, 27573011, 55146022, 110292044, 137865055, 275730110, 551460220]

約数ペア:

[(1, 551460220), (2, 275730110), (4, 137865055), (5, 110292044), (10, 55146022), (20, 27573011), (131, 4209620), (262, 2104810), (524, 1052405), (655, 841924), (1310, 420962), (2620, 210481)]