1993500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{443}}^1$

素因数の和:468

約数の個数: 72

約数和(自身を含む): 6303024

約数和(自身を除く): 4309524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 443, 450, 500, 750, 886, 900, 1125, 1329, 1500, 1772, 2215, 2250, 2658, 3987, 4430, 4500, 5316, 6645, 7974, 8860, 11075, 13290, 15948, 19935, 22150, 26580, 33225, 39870, 44300, 55375, 66450, 79740, 99675, 110750, 132900, 166125, 199350, 221500, 332250, 398700, 498375, 664500, 996750, 1993500]

約数ペア:

[(1, 1993500), (2, 996750), (3, 664500), (4, 498375), (5, 398700), (6, 332250), (9, 221500), (10, 199350), (12, 166125), (15, 132900), (18, 110750), (20, 99675), (25, 79740), (30, 66450), (36, 55375), (45, 44300), (50, 39870), (60, 33225), (75, 26580), (90, 22150), (100, 19935), (125, 15948), (150, 13290), (180, 11075), (225, 8860), (250, 7974), (300, 6645), (375, 5316), (443, 4500), (450, 4430), (500, 3987), (750, 2658), (886, 2250), (900, 2215), (1125, 1772), (1329, 1500)]