28242370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2441}}^1$

素因数の和:2550

約数の個数: 32

約数和(自身を含む): 55384560

約数和(自身を除く): 27142190

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 2441, 4882, 5785, 11570, 12205, 24410, 31733, 63466, 158665, 217249, 317330, 434498, 1086245, 2172490, 2824237, 5648474, 14121185, 28242370]

約数ペア:

[(1, 28242370), (2, 14121185), (5, 5648474), (10, 2824237), (13, 2172490), (26, 1086245), (65, 434498), (89, 317330), (130, 217249), (178, 158665), (445, 63466), (890, 31733), (1157, 24410), (2314, 12205), (2441, 11570), (4882, 5785)]