20072590920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1296679}}^1$

素因数の和:1296739

約数の個数: 96

約数和(自身を含む): 66753086400

約数和(自身を除く): 46680495480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480, 1296679, 2593358, 3890037, 5186716, 6483395, 7780074, 10373432, 11670111, 12966790, 15560148, 19450185, 23340222, 25933580, 31120296, 38900370, 46680444, 51867160, 55757197, 58350555, 77800740, 93360888, 111514394, 116701110, 155601480, 167271591, 223028788, 233402220, 278785985, 334543182, 446057576, 466804440, 501814773, 557571970, 669086364, 836357955, 1003629546, 1115143940, 1338172728, 1672715910, 2007259092, 2230287880, 2509073865, 3345431820, 4014518184, 5018147730, 6690863640, 10036295460, 20072590920]

約数ペア:

[(1, 20072590920), (2, 10036295460), (3, 6690863640), (4, 5018147730), (5, 4014518184), (6, 3345431820), (8, 2509073865), (9, 2230287880), (10, 2007259092), (12, 1672715910), (15, 1338172728), (18, 1115143940), (20, 1003629546), (24, 836357955), (30, 669086364), (36, 557571970), (40, 501814773), (43, 466804440), (45, 446057576), (60, 334543182), (72, 278785985), (86, 233402220), (90, 223028788), (120, 167271591), (129, 155601480), (172, 116701110), (180, 111514394), (215, 93360888), (258, 77800740), (344, 58350555), (360, 55757197), (387, 51867160), (430, 46680444), (516, 38900370), (645, 31120296), (774, 25933580), (860, 23340222), (1032, 19450185), (1290, 15560148), (1548, 12966790), (1720, 11670111), (1935, 10373432), (2580, 7780074), (3096, 6483395), (3870, 5186716), (5160, 3890037), (7740, 2593358), (15480, 1296679)]