20320800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8467}}^1$

素因数の和:8490

約数の個数: 72

約数和(自身を含む): 66152016

約数和(自身を除く): 45831216

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, 8467, 16934, 25401, 33868, 42335, 50802, 67736, 84670, 101604, 127005, 135472, 169340, 203208, 211675, 254010, 270944, 338680, 406416, 423350, 508020, 635025, 677360, 812832, 846700, 1016040, 1270050, 1354720, 1693400, 2032080, 2540100, 3386800, 4064160, 5080200, 6773600, 10160400, 20320800]

約数ペア:

[(1, 20320800), (2, 10160400), (3, 6773600), (4, 5080200), (5, 4064160), (6, 3386800), (8, 2540100), (10, 2032080), (12, 1693400), (15, 1354720), (16, 1270050), (20, 1016040), (24, 846700), (25, 812832), (30, 677360), (32, 635025), (40, 508020), (48, 423350), (50, 406416), (60, 338680), (75, 270944), (80, 254010), (96, 211675), (100, 203208), (120, 169340), (150, 135472), (160, 127005), (200, 101604), (240, 84670), (300, 67736), (400, 50802), (480, 42335), (600, 33868), (800, 25401), (1200, 16934), (2400, 8467)]