2016444980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{641}}^1$

素因数の和:921

約数の個数: 96

約数和(自身を含む): 4711150080

約数和(自身を除く): 2694705100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 181, 220, 316, 362, 395, 641, 724, 790, 869, 905, 1282, 1580, 1738, 1810, 1991, 2564, 3205, 3476, 3620, 3982, 4345, 6410, 7051, 7964, 8690, 9955, 12820, 14102, 14299, 17380, 19910, 28204, 28598, 35255, 39820, 50639, 57196, 70510, 71495, 101278, 116021, 141020, 142990, 157289, 202556, 232042, 253195, 285980, 314578, 464084, 506390, 557029, 580105, 629156, 786445, 1012780, 1114058, 1160210, 1276231, 1572890, 2228116, 2320420, 2552462, 2785145, 3145780, 5104924, 5570290, 6381155, 9165659, 11140580, 12762310, 18331318, 25524620, 36662636, 45828295, 91656590, 100822249, 183313180, 201644498, 403288996, 504111245, 1008222490, 2016444980]

約数ペア:

[(1, 2016444980), (2, 1008222490), (4, 504111245), (5, 403288996), (10, 201644498), (11, 183313180), (20, 100822249), (22, 91656590), (44, 45828295), (55, 36662636), (79, 25524620), (110, 18331318), (158, 12762310), (181, 11140580), (220, 9165659), (316, 6381155), (362, 5570290), (395, 5104924), (641, 3145780), (724, 2785145), (790, 2552462), (869, 2320420), (905, 2228116), (1282, 1572890), (1580, 1276231), (1738, 1160210), (1810, 1114058), (1991, 1012780), (2564, 786445), (3205, 629156), (3476, 580105), (3620, 557029), (3982, 506390), (4345, 464084), (6410, 314578), (7051, 285980), (7964, 253195), (8690, 232042), (9955, 202556), (12820, 157289), (14102, 142990), (14299, 141020), (17380, 116021), (19910, 101278), (28204, 71495), (28598, 70510), (35255, 57196), (39820, 50639)]