21887750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{3019}}^1$

素因数の和:3065

約数の個数: 32

約数和(自身を含む): 42400800

約数和(自身を除く): 20513050

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 1450, 3019, 3625, 6038, 7250, 15095, 30190, 75475, 87551, 150950, 175102, 377375, 437755, 754750, 875510, 2188775, 4377550, 10943875, 21887750]

約数ペア:

[(1, 21887750), (2, 10943875), (5, 4377550), (10, 2188775), (25, 875510), (29, 754750), (50, 437755), (58, 377375), (125, 175102), (145, 150950), (250, 87551), (290, 75475), (725, 30190), (1450, 15095), (3019, 7250), (3625, 6038)]