8478730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 17194680

約数和(自身を除く): 8715950

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 169, 173, 290, 338, 346, 377, 754, 845, 865, 1690, 1730, 1885, 2249, 3770, 4498, 4901, 5017, 9802, 10034, 11245, 22490, 24505, 25085, 29237, 49010, 50170, 58474, 65221, 130442, 146185, 292370, 326105, 652210, 847873, 1695746, 4239365, 8478730]

約数ペア:

[(1, 8478730), (2, 4239365), (5, 1695746), (10, 847873), (13, 652210), (26, 326105), (29, 292370), (58, 146185), (65, 130442), (130, 65221), (145, 58474), (169, 50170), (173, 49010), (290, 29237), (338, 25085), (346, 24505), (377, 22490), (754, 11245), (845, 10034), (865, 9802), (1690, 5017), (1730, 4901), (1885, 4498), (2249, 3770)]