28209400

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{3001}}^1$

素因数の和:3064

約数の個数: 48

約数和(自身を含む): 67004640

約数和(自身を除く): 38795240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 188, 200, 235, 376, 470, 940, 1175, 1880, 2350, 3001, 4700, 6002, 9400, 12004, 15005, 24008, 30010, 60020, 75025, 120040, 141047, 150050, 282094, 300100, 564188, 600200, 705235, 1128376, 1410470, 2820940, 3526175, 5641880, 7052350, 14104700, 28209400]

約数ペア:

[(1, 28209400), (2, 14104700), (4, 7052350), (5, 5641880), (8, 3526175), (10, 2820940), (20, 1410470), (25, 1128376), (40, 705235), (47, 600200), (50, 564188), (94, 300100), (100, 282094), (188, 150050), (200, 141047), (235, 120040), (376, 75025), (470, 60020), (940, 30010), (1175, 24008), (1880, 15005), (2350, 12004), (3001, 9400), (4700, 6002)]