19912800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8297}}^1$

素因数の和:8320

約数の個数: 72

約数和(自身を含む): 64823976

約数和(自身を除く): 44911176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8297, 16594, 24891, 33188, 41485, 49782, 66376, 82970, 99564, 124455, 132752, 165940, 199128, 207425, 248910, 265504, 331880, 398256, 414850, 497820, 622275, 663760, 796512, 829700, 995640, 1244550, 1327520, 1659400, 1991280, 2489100, 3318800, 3982560, 4978200, 6637600, 9956400, 19912800]

約数ペア:

[(1, 19912800), (2, 9956400), (3, 6637600), (4, 4978200), (5, 3982560), (6, 3318800), (8, 2489100), (10, 1991280), (12, 1659400), (15, 1327520), (16, 1244550), (20, 995640), (24, 829700), (25, 796512), (30, 663760), (32, 622275), (40, 497820), (48, 414850), (50, 398256), (60, 331880), (75, 265504), (80, 248910), (96, 207425), (100, 199128), (120, 165940), (150, 132752), (160, 124455), (200, 99564), (240, 82970), (300, 66376), (400, 49782), (480, 41485), (600, 33188), (800, 24891), (1200, 16594), (2400, 8297)]