776020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 1951488

約数和(自身を除く): 1175468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 241, 322, 460, 482, 644, 805, 964, 1205, 1610, 1687, 2410, 3220, 3374, 4820, 5543, 6748, 8435, 11086, 16870, 22172, 27715, 33740, 38801, 55430, 77602, 110860, 155204, 194005, 388010, 776020]

約数ペア:

[(1, 776020), (2, 388010), (4, 194005), (5, 155204), (7, 110860), (10, 77602), (14, 55430), (20, 38801), (23, 33740), (28, 27715), (35, 22172), (46, 16870), (70, 11086), (92, 8435), (115, 6748), (140, 5543), (161, 4820), (230, 3374), (241, 3220), (322, 2410), (460, 1687), (482, 1610), (644, 1205), (805, 964)]