20211352440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1229401}}^1$

素因数の和:1229552

約数の個数: 64

約数和(自身を含む): 61076691360

約数和(自身を除く): 40865338920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2740, 3288, 4110, 5480, 8220, 16440, 1229401, 2458802, 3688203, 4917604, 6147005, 7376406, 9835208, 12294010, 14752812, 18441015, 24588020, 29505624, 36882030, 49176040, 73764060, 147528120, 168427937, 336855874, 505283811, 673711748, 842139685, 1010567622, 1347423496, 1684279370, 2021135244, 2526419055, 3368558740, 4042270488, 5052838110, 6737117480, 10105676220, 20211352440]

約数ペア:

[(1, 20211352440), (2, 10105676220), (3, 6737117480), (4, 5052838110), (5, 4042270488), (6, 3368558740), (8, 2526419055), (10, 2021135244), (12, 1684279370), (15, 1347423496), (20, 1010567622), (24, 842139685), (30, 673711748), (40, 505283811), (60, 336855874), (120, 168427937), (137, 147528120), (274, 73764060), (411, 49176040), (548, 36882030), (685, 29505624), (822, 24588020), (1096, 18441015), (1370, 14752812), (1644, 12294010), (2055, 9835208), (2740, 7376406), (3288, 6147005), (4110, 4917604), (5480, 3688203), (8220, 2458802), (16440, 1229401)]