9291380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 23940000

約数和(自身を除く): 14648620

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 499, 532, 665, 931, 980, 998, 1330, 1862, 1996, 2495, 2660, 3493, 3724, 4655, 4990, 6986, 9310, 9481, 9980, 13972, 17465, 18620, 18962, 24451, 34930, 37924, 47405, 48902, 66367, 69860, 94810, 97804, 122255, 132734, 189620, 244510, 265468, 331835, 464569, 489020, 663670, 929138, 1327340, 1858276, 2322845, 4645690, 9291380]

約数ペア:

[(1, 9291380), (2, 4645690), (4, 2322845), (5, 1858276), (7, 1327340), (10, 929138), (14, 663670), (19, 489020), (20, 464569), (28, 331835), (35, 265468), (38, 244510), (49, 189620), (70, 132734), (76, 122255), (95, 97804), (98, 94810), (133, 69860), (140, 66367), (190, 48902), (196, 47405), (245, 37924), (266, 34930), (380, 24451), (490, 18962), (499, 18620), (532, 17465), (665, 13972), (931, 9980), (980, 9481), (998, 9310), (1330, 6986), (1862, 4990), (1996, 4655), (2495, 3724), (2660, 3493)]