20161968420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{126757}}^1$

素因数の和:127021

約数の個数: 96

約数和(自身を含む): 61841678976

約数和(自身を除く): 41679710556

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 241, 330, 482, 660, 723, 964, 1205, 1446, 2410, 2651, 2892, 3615, 4820, 5302, 7230, 7953, 10604, 13255, 14460, 15906, 26510, 31812, 39765, 53020, 79530, 126757, 159060, 253514, 380271, 507028, 633785, 760542, 1267570, 1394327, 1521084, 1901355, 2535140, 2788654, 3802710, 4182981, 5577308, 6971635, 7605420, 8365962, 13943270, 16731924, 20914905, 27886540, 30548437, 41829810, 61096874, 83659620, 91645311, 122193748, 152742185, 183290622, 305484370, 336032807, 366581244, 458226555, 610968740, 672065614, 916453110, 1008098421, 1344131228, 1680164035, 1832906220, 2016196842, 3360328070, 4032393684, 5040492105, 6720656140, 10080984210, 20161968420]

約数ペア:

[(1, 20161968420), (2, 10080984210), (3, 6720656140), (4, 5040492105), (5, 4032393684), (6, 3360328070), (10, 2016196842), (11, 1832906220), (12, 1680164035), (15, 1344131228), (20, 1008098421), (22, 916453110), (30, 672065614), (33, 610968740), (44, 458226555), (55, 366581244), (60, 336032807), (66, 305484370), (110, 183290622), (132, 152742185), (165, 122193748), (220, 91645311), (241, 83659620), (330, 61096874), (482, 41829810), (660, 30548437), (723, 27886540), (964, 20914905), (1205, 16731924), (1446, 13943270), (2410, 8365962), (2651, 7605420), (2892, 6971635), (3615, 5577308), (4820, 4182981), (5302, 3802710), (7230, 2788654), (7953, 2535140), (10604, 1901355), (13255, 1521084), (14460, 1394327), (15906, 1267570), (26510, 760542), (31812, 633785), (39765, 507028), (53020, 380271), (79530, 253514), (126757, 159060)]