2068500020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1103}}^1\times {\mathrm{2287}}^1$

素因数の和:3440

約数の個数: 48

約数和(自身を含む): 4455779328

約数和(自身を除く): 2387279308

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1103, 2206, 2287, 4412, 4574, 5515, 9148, 11030, 11435, 22060, 22870, 45223, 45740, 90446, 93767, 180892, 187534, 226115, 375068, 452230, 468835, 904460, 937670, 1875340, 2522561, 5045122, 10090244, 12612805, 25225610, 50451220, 103425001, 206850002, 413700004, 517125005, 1034250010, 2068500020]

約数ペア:

[(1, 2068500020), (2, 1034250010), (4, 517125005), (5, 413700004), (10, 206850002), (20, 103425001), (41, 50451220), (82, 25225610), (164, 12612805), (205, 10090244), (410, 5045122), (820, 2522561), (1103, 1875340), (2206, 937670), (2287, 904460), (4412, 468835), (4574, 452230), (5515, 375068), (9148, 226115), (11030, 187534), (11435, 180892), (22060, 93767), (22870, 90446), (45223, 45740)]