2788897510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{39841393}}^1$

素因数の和:39841407

約数の個数: 16

約数和(自身を含む): 5737160736

約数和(自身を除く): 2948263226

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 39841393, 79682786, 199206965, 278889751, 398413930, 557779502, 1394448755, 2788897510]

約数ペア:

[(1, 2788897510), (2, 1394448755), (5, 557779502), (7, 398413930), (10, 278889751), (14, 199206965), (35, 79682786), (70, 39841393)]