400016952

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{191579}}^1$

素因数の和:191620

約数の個数: 48

約数和(自身を含む): 1120743000

約数和(自身を除く): 720726048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 191579, 383158, 574737, 766316, 1149474, 1532632, 1724211, 2298948, 3448422, 4597896, 5555791, 6896844, 11111582, 13793688, 16667373, 22223164, 33334746, 44446328, 50002119, 66669492, 100004238, 133338984, 200008476, 400016952]

約数ペア:

[(1, 400016952), (2, 200008476), (3, 133338984), (4, 100004238), (6, 66669492), (8, 50002119), (9, 44446328), (12, 33334746), (18, 22223164), (24, 16667373), (29, 13793688), (36, 11111582), (58, 6896844), (72, 5555791), (87, 4597896), (116, 3448422), (174, 2298948), (232, 1724211), (261, 1532632), (348, 1149474), (522, 766316), (696, 574737), (1044, 383158), (2088, 191579)]