101026660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{721619}}^1$

素因数の和:721635

約数の個数: 24

約数和(自身を含む): 242464320

約数和(自身を除く): 141437660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 721619, 1443238, 2886476, 3608095, 5051333, 7216190, 10102666, 14432380, 20205332, 25256665, 50513330, 101026660]

約数ペア:

[(1, 101026660), (2, 50513330), (4, 25256665), (5, 20205332), (7, 14432380), (10, 10102666), (14, 7216190), (20, 5051333), (28, 3608095), (35, 2886476), (70, 1443238), (140, 721619)]