1044508720

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1\times {\mathrm{509}}^1$

素因数の和:862

約数の個数: 80

約数和(自身を含む): 2465601120

約数和(自身を除く): 1421092400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 227, 452, 454, 509, 565, 904, 908, 1018, 1130, 1135, 1808, 1816, 2036, 2260, 2270, 2545, 3632, 4072, 4520, 4540, 5090, 8144, 9040, 9080, 10180, 18160, 20360, 25651, 40720, 51302, 57517, 102604, 115034, 115543, 128255, 205208, 230068, 231086, 256510, 287585, 410416, 460136, 462172, 513020, 575170, 577715, 920272, 924344, 1026040, 1150340, 1155430, 1848688, 2052080, 2300680, 2310860, 4601360, 4621720, 9243440, 13056359, 26112718, 52225436, 65281795, 104450872, 130563590, 208901744, 261127180, 522254360, 1044508720]

約数ペア:

[(1, 1044508720), (2, 522254360), (4, 261127180), (5, 208901744), (8, 130563590), (10, 104450872), (16, 65281795), (20, 52225436), (40, 26112718), (80, 13056359), (113, 9243440), (226, 4621720), (227, 4601360), (452, 2310860), (454, 2300680), (509, 2052080), (565, 1848688), (904, 1155430), (908, 1150340), (1018, 1026040), (1130, 924344), (1135, 920272), (1808, 577715), (1816, 575170), (2036, 513020), (2260, 462172), (2270, 460136), (2545, 410416), (3632, 287585), (4072, 256510), (4520, 231086), (4540, 230068), (5090, 205208), (8144, 128255), (9040, 115543), (9080, 115034), (10180, 102604), (18160, 57517), (20360, 51302), (25651, 40720)]