4978580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 11128320

約数和(自身を除く): 6149740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 137, 158, 230, 274, 316, 395, 460, 548, 685, 790, 1370, 1580, 1817, 2740, 3151, 3634, 6302, 7268, 9085, 10823, 12604, 15755, 18170, 21646, 31510, 36340, 43292, 54115, 63020, 108230, 216460, 248929, 497858, 995716, 1244645, 2489290, 4978580]

約数ペア:

[(1, 4978580), (2, 2489290), (4, 1244645), (5, 995716), (10, 497858), (20, 248929), (23, 216460), (46, 108230), (79, 63020), (92, 54115), (115, 43292), (137, 36340), (158, 31510), (230, 21646), (274, 18170), (316, 15755), (395, 12604), (460, 10823), (548, 9085), (685, 7268), (790, 6302), (1370, 3634), (1580, 3151), (1817, 2740)]