20746080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14407}}^1$

素因数の和:14428

約数の個数: 72

約数和(自身を含む): 70800912

約数和(自身を除く): 50054832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 14407, 28814, 43221, 57628, 72035, 86442, 115256, 129663, 144070, 172884, 216105, 230512, 259326, 288140, 345768, 432210, 461024, 518652, 576280, 648315, 691536, 864420, 1037304, 1152560, 1296630, 1383072, 1728840, 2074608, 2305120, 2593260, 3457680, 4149216, 5186520, 6915360, 10373040, 20746080]

約数ペア:

[(1, 20746080), (2, 10373040), (3, 6915360), (4, 5186520), (5, 4149216), (6, 3457680), (8, 2593260), (9, 2305120), (10, 2074608), (12, 1728840), (15, 1383072), (16, 1296630), (18, 1152560), (20, 1037304), (24, 864420), (30, 691536), (32, 648315), (36, 576280), (40, 518652), (45, 461024), (48, 432210), (60, 345768), (72, 288140), (80, 259326), (90, 230512), (96, 216105), (120, 172884), (144, 144070), (160, 129663), (180, 115256), (240, 86442), (288, 72035), (360, 57628), (480, 43221), (720, 28814), (1440, 14407)]