404592016

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{1613}}^1$

素因数の和:1939

約数の個数: 40

約数和(自身を含む): 800343864

約数和(自身を除く): 395751848

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 257, 488, 514, 976, 1028, 1613, 2056, 3226, 4112, 6452, 12904, 15677, 25808, 31354, 62708, 98393, 125416, 196786, 250832, 393572, 414541, 787144, 829082, 1574288, 1658164, 3316328, 6632656, 25287001, 50574002, 101148004, 202296008, 404592016]

約数ペア:

[(1, 404592016), (2, 202296008), (4, 101148004), (8, 50574002), (16, 25287001), (61, 6632656), (122, 3316328), (244, 1658164), (257, 1574288), (488, 829082), (514, 787144), (976, 414541), (1028, 393572), (1613, 250832), (2056, 196786), (3226, 125416), (4112, 98393), (6452, 62708), (12904, 31354), (15677, 25808)]