18821760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{9803}}^1$

素因数の和:9825

約数の個数: 64

約数和(自身を含む): 60000480

約数和(自身を除く): 41178720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 9803, 19606, 29409, 39212, 49015, 58818, 78424, 98030, 117636, 147045, 156848, 196060, 235272, 294090, 313696, 392120, 470544, 588180, 627392, 784240, 941088, 1176360, 1254784, 1568480, 1882176, 2352720, 3136960, 3764352, 4705440, 6273920, 9410880, 18821760]

約数ペア:

[(1, 18821760), (2, 9410880), (3, 6273920), (4, 4705440), (5, 3764352), (6, 3136960), (8, 2352720), (10, 1882176), (12, 1568480), (15, 1254784), (16, 1176360), (20, 941088), (24, 784240), (30, 627392), (32, 588180), (40, 470544), (48, 392120), (60, 313696), (64, 294090), (80, 235272), (96, 196060), (120, 156848), (128, 147045), (160, 117636), (192, 98030), (240, 78424), (320, 58818), (384, 49015), (480, 39212), (640, 29409), (960, 19606), (1920, 9803)]