28723060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{577}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 64088640

約数和(自身を除く): 35365580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 380, 524, 577, 655, 1154, 1310, 2308, 2489, 2620, 2885, 4978, 5770, 9956, 10963, 11540, 12445, 21926, 24890, 43852, 49780, 54815, 75587, 109630, 151174, 219260, 302348, 377935, 755870, 1436153, 1511740, 2872306, 5744612, 7180765, 14361530, 28723060]

約数ペア:

[(1, 28723060), (2, 14361530), (4, 7180765), (5, 5744612), (10, 2872306), (19, 1511740), (20, 1436153), (38, 755870), (76, 377935), (95, 302348), (131, 219260), (190, 151174), (262, 109630), (380, 75587), (524, 54815), (577, 49780), (655, 43852), (1154, 24890), (1310, 21926), (2308, 12445), (2489, 11540), (2620, 10963), (2885, 9956), (4978, 5770)]