2012861180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{50549}}^1$

素因数の和:50750

約数の個数: 48

約数和(自身を含む): 4636850400

約数和(自身を除く): 2623989220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 724, 905, 1810, 1991, 3620, 3982, 7964, 9955, 19910, 39820, 50549, 101098, 202196, 252745, 505490, 556039, 1010980, 1112078, 2224156, 2780195, 5560390, 9149369, 11120780, 18298738, 36597476, 45746845, 91493690, 100643059, 182987380, 201286118, 402572236, 503215295, 1006430590, 2012861180]

約数ペア:

[(1, 2012861180), (2, 1006430590), (4, 503215295), (5, 402572236), (10, 201286118), (11, 182987380), (20, 100643059), (22, 91493690), (44, 45746845), (55, 36597476), (110, 18298738), (181, 11120780), (220, 9149369), (362, 5560390), (724, 2780195), (905, 2224156), (1810, 1112078), (1991, 1010980), (3620, 556039), (3982, 505490), (7964, 252745), (9955, 202196), (19910, 101098), (39820, 50549)]