16880820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25577}}^1$

素因数の和:25600

約数の個数: 48

約数和(自身を含む): 51565248

約数和(自身を除く): 34684428

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, 330, 660, 25577, 51154, 76731, 102308, 127885, 153462, 255770, 281347, 306924, 383655, 511540, 562694, 767310, 844041, 1125388, 1406735, 1534620, 1688082, 2813470, 3376164, 4220205, 5626940, 8440410, 16880820]

約数ペア:

[(1, 16880820), (2, 8440410), (3, 5626940), (4, 4220205), (5, 3376164), (6, 2813470), (10, 1688082), (11, 1534620), (12, 1406735), (15, 1125388), (20, 844041), (22, 767310), (30, 562694), (33, 511540), (44, 383655), (55, 306924), (60, 281347), (66, 255770), (110, 153462), (132, 127885), (165, 102308), (220, 76731), (330, 51154), (660, 25577)]