20426340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30949}}^1$

素因数の和:30972

約数の個数: 48

約数和(自身を含む): 62395200

約数和(自身を除く): 41968860

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, 30949, 61898, 92847, 123796, 154745, 185694, 309490, 340439, 371388, 464235, 618980, 680878, 928470, 1021317, 1361756, 1702195, 1856940, 2042634, 3404390, 4085268, 5106585, 6808780, 10213170, 20426340]

約数ペア:

[(1, 20426340), (2, 10213170), (3, 6808780), (4, 5106585), (5, 4085268), (6, 3404390), (10, 2042634), (11, 1856940), (12, 1702195), (15, 1361756), (20, 1021317), (22, 928470), (30, 680878), (33, 618980), (44, 464235), (55, 371388), (60, 340439), (66, 309490), (110, 185694), (132, 154745), (165, 123796), (220, 92847), (330, 61898), (660, 30949)]