219276670

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{2161}}^1$

素因数の和:2380

約数の個数: 32

約数和(自身を含む): 403169760

約数和(自身を除く): 183893090

約数列:

[1, 2, 5, 10, 73, 139, 146, 278, 365, 695, 730, 1390, 2161, 4322, 10147, 10805, 20294, 21610, 50735, 101470, 157753, 300379, 315506, 600758, 788765, 1501895, 1577530, 3003790, 21927667, 43855334, 109638335, 219276670]

約数ペア:

[(1, 219276670), (2, 109638335), (5, 43855334), (10, 21927667), (73, 3003790), (139, 1577530), (146, 1501895), (278, 788765), (365, 600758), (695, 315506), (730, 300379), (1390, 157753), (2161, 101470), (4322, 50735), (10147, 21610), (10805, 20294)]