20777133060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{274177}}^1$

素因数の和:274613

約数の個数: 72

約数和(自身を含む): 63173901336

約数和(自身を除く): 42396768276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 842, 1263, 1684, 2105, 2526, 3789, 4210, 5052, 6315, 7578, 8420, 12630, 15156, 18945, 25260, 37890, 75780, 274177, 548354, 822531, 1096708, 1370885, 1645062, 2467593, 2741770, 3290124, 4112655, 4935186, 5483540, 8225310, 9870372, 12337965, 16450620, 24675930, 49351860, 115428517, 230857034, 346285551, 461714068, 577142585, 692571102, 1038856653, 1154285170, 1385142204, 1731427755, 2077713306, 2308570340, 3462855510, 4155426612, 5194283265, 6925711020, 10388566530, 20777133060]

約数ペア:

[(1, 20777133060), (2, 10388566530), (3, 6925711020), (4, 5194283265), (5, 4155426612), (6, 3462855510), (9, 2308570340), (10, 2077713306), (12, 1731427755), (15, 1385142204), (18, 1154285170), (20, 1038856653), (30, 692571102), (36, 577142585), (45, 461714068), (60, 346285551), (90, 230857034), (180, 115428517), (421, 49351860), (842, 24675930), (1263, 16450620), (1684, 12337965), (2105, 9870372), (2526, 8225310), (3789, 5483540), (4210, 4935186), (5052, 4112655), (6315, 3290124), (7578, 2741770), (8420, 2467593), (12630, 1645062), (15156, 1370885), (18945, 1096708), (25260, 822531), (37890, 548354), (75780, 274177)]