22387000

素因数分解:

$2^3\times 5^3\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 53389440

約数和(自身を除く): 31002440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 125, 200, 244, 250, 305, 367, 488, 500, 610, 734, 1000, 1220, 1468, 1525, 1835, 2440, 2936, 3050, 3670, 6100, 7340, 7625, 9175, 12200, 14680, 15250, 18350, 22387, 30500, 36700, 44774, 45875, 61000, 73400, 89548, 91750, 111935, 179096, 183500, 223870, 367000, 447740, 559675, 895480, 1119350, 2238700, 2798375, 4477400, 5596750, 11193500, 22387000]

約数ペア:

[(1, 22387000), (2, 11193500), (4, 5596750), (5, 4477400), (8, 2798375), (10, 2238700), (20, 1119350), (25, 895480), (40, 559675), (50, 447740), (61, 367000), (100, 223870), (122, 183500), (125, 179096), (200, 111935), (244, 91750), (250, 89548), (305, 73400), (367, 61000), (488, 45875), (500, 44774), (610, 36700), (734, 30500), (1000, 22387), (1220, 18350), (1468, 15250), (1525, 14680), (1835, 12200), (2440, 9175), (2936, 7625), (3050, 7340), (3670, 6100)]