86786020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{255253}}^1$

素因数の和:255279

約数の個数: 24

約数和(自身を含む): 192972024

約数和(自身を除く): 106186004

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 255253, 510506, 1021012, 1276265, 2552530, 4339301, 5105060, 8678602, 17357204, 21696505, 43393010, 86786020]

約数ペア:

[(1, 86786020), (2, 43393010), (4, 21696505), (5, 17357204), (10, 8678602), (17, 5105060), (20, 4339301), (34, 2552530), (68, 1276265), (85, 1021012), (170, 510506), (340, 255253)]