203896240

素因数分解:

$2^4\times 5^1\times {\mathrm{2548703}}^1$

素因数の和:2548716

約数の個数: 20

約数和(自身を含む): 474058944

約数和(自身を除く): 270162704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2548703, 5097406, 10194812, 12743515, 20389624, 25487030, 40779248, 50974060, 101948120, 203896240]

約数ペア:

[(1, 203896240), (2, 101948120), (4, 50974060), (5, 40779248), (8, 25487030), (10, 20389624), (16, 12743515), (20, 10194812), (40, 5097406), (80, 2548703)]