98790020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{705643}}^1$

素因数の和:705659

約数の個数: 24

約数和(自身を含む): 237096384

約数和(自身を除く): 138306364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 705643, 1411286, 2822572, 3528215, 4939501, 7056430, 9879002, 14112860, 19758004, 24697505, 49395010, 98790020]

約数ペア:

[(1, 98790020), (2, 49395010), (4, 24697505), (5, 19758004), (7, 14112860), (10, 9879002), (14, 7056430), (20, 4939501), (28, 3528215), (35, 2822572), (70, 1411286), (140, 705643)]