2019912210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{975803}}^1$

素因数の和:975839

約数の個数: 48

約数和(自身を含む): 5480115264

約数和(自身を除く): 3460203054

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 975803, 1951606, 2927409, 4879015, 5854818, 8782227, 9758030, 14637045, 17564454, 22443469, 29274090, 43911135, 44886938, 67330407, 87822270, 112217345, 134660814, 201991221, 224434690, 336652035, 403982442, 673304070, 1009956105, 2019912210]

約数ペア:

[(1, 2019912210), (2, 1009956105), (3, 673304070), (5, 403982442), (6, 336652035), (9, 224434690), (10, 201991221), (15, 134660814), (18, 112217345), (23, 87822270), (30, 67330407), (45, 44886938), (46, 43911135), (69, 29274090), (90, 22443469), (115, 17564454), (138, 14637045), (207, 9758030), (230, 8782227), (345, 5854818), (414, 4879015), (690, 2927409), (1035, 1951606), (2070, 975803)]