869704060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{12689}}^1$

素因数の和:12870

約数の個数: 48

約数和(自身を含む): 1918728000

約数和(自身を除く): 1049023940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 149, 230, 298, 460, 596, 745, 1490, 2980, 3427, 6854, 12689, 13708, 17135, 25378, 34270, 50756, 63445, 68540, 126890, 253780, 291847, 583694, 1167388, 1459235, 1890661, 2918470, 3781322, 5836940, 7562644, 9453305, 18906610, 37813220, 43485203, 86970406, 173940812, 217426015, 434852030, 869704060]

約数ペア:

[(1, 869704060), (2, 434852030), (4, 217426015), (5, 173940812), (10, 86970406), (20, 43485203), (23, 37813220), (46, 18906610), (92, 9453305), (115, 7562644), (149, 5836940), (230, 3781322), (298, 2918470), (460, 1890661), (596, 1459235), (745, 1167388), (1490, 583694), (2980, 291847), (3427, 253780), (6854, 126890), (12689, 68540), (13708, 63445), (17135, 50756), (25378, 34270)]