18940800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{1973}}^1$

素因数の和:2000

約数の個数: 96

約数和(自身を含む): 62417880

約数和(自身を除く): 43477080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 300, 320, 384, 400, 480, 600, 640, 800, 960, 1200, 1600, 1920, 1973, 2400, 3200, 3946, 4800, 5919, 7892, 9600, 9865, 11838, 15784, 19730, 23676, 29595, 31568, 39460, 47352, 49325, 59190, 63136, 78920, 94704, 98650, 118380, 126272, 147975, 157840, 189408, 197300, 236760, 252544, 295950, 315680, 378816, 394600, 473520, 591900, 631360, 757632, 789200, 947040, 1183800, 1262720, 1578400, 1894080, 2367600, 3156800, 3788160, 4735200, 6313600, 9470400, 18940800]

約数ペア:

[(1, 18940800), (2, 9470400), (3, 6313600), (4, 4735200), (5, 3788160), (6, 3156800), (8, 2367600), (10, 1894080), (12, 1578400), (15, 1262720), (16, 1183800), (20, 947040), (24, 789200), (25, 757632), (30, 631360), (32, 591900), (40, 473520), (48, 394600), (50, 378816), (60, 315680), (64, 295950), (75, 252544), (80, 236760), (96, 197300), (100, 189408), (120, 157840), (128, 147975), (150, 126272), (160, 118380), (192, 98650), (200, 94704), (240, 78920), (300, 63136), (320, 59190), (384, 49325), (400, 47352), (480, 39460), (600, 31568), (640, 29595), (800, 23676), (960, 19730), (1200, 15784), (1600, 11838), (1920, 9865), (1973, 9600), (2400, 7892), (3200, 5919), (3946, 4800)]