18572000

素因数分解:

$2^5\times 5^3\times {\mathrm{4643}}^1$

素因数の和:4668

約数の個数: 48

約数和(自身を含む): 45641232

約数和(自身を除く): 27069232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 4643, 9286, 18572, 23215, 37144, 46430, 74288, 92860, 116075, 148576, 185720, 232150, 371440, 464300, 580375, 742880, 928600, 1160750, 1857200, 2321500, 3714400, 4643000, 9286000, 18572000]

約数ペア:

[(1, 18572000), (2, 9286000), (4, 4643000), (5, 3714400), (8, 2321500), (10, 1857200), (16, 1160750), (20, 928600), (25, 742880), (32, 580375), (40, 464300), (50, 371440), (80, 232150), (100, 185720), (125, 148576), (160, 116075), (200, 92860), (250, 74288), (400, 46430), (500, 37144), (800, 23215), (1000, 18572), (2000, 9286), (4000, 4643)]