203416240

素因数分解:

$2^4\times 5^1\times {\mathrm{2542703}}^1$

素因数の和:2542716

約数の個数: 20

約数和(自身を含む): 472942944

約数和(自身を除く): 269526704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2542703, 5085406, 10170812, 12713515, 20341624, 25427030, 40683248, 50854060, 101708120, 203416240]

約数ペア:

[(1, 203416240), (2, 101708120), (4, 50854060), (5, 40683248), (8, 25427030), (10, 20341624), (16, 12713515), (20, 10170812), (40, 5085406), (80, 2542703)]