54981920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{7013}}^1$

素因数の和:7042

約数の個数: 72

約数和(自身を含む): 151123644

約数和(自身を除く): 96141724

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7013, 7840, 14026, 28052, 35065, 49091, 56104, 70130, 98182, 112208, 140260, 196364, 224416, 245455, 280520, 343637, 392728, 490910, 561040, 687274, 785456, 981820, 1122080, 1374548, 1570912, 1718185, 1963640, 2749096, 3436370, 3927280, 5498192, 6872740, 7854560, 10996384, 13745480, 27490960, 54981920]

約数ペア:

[(1, 54981920), (2, 27490960), (4, 13745480), (5, 10996384), (7, 7854560), (8, 6872740), (10, 5498192), (14, 3927280), (16, 3436370), (20, 2749096), (28, 1963640), (32, 1718185), (35, 1570912), (40, 1374548), (49, 1122080), (56, 981820), (70, 785456), (80, 687274), (98, 561040), (112, 490910), (140, 392728), (160, 343637), (196, 280520), (224, 245455), (245, 224416), (280, 196364), (392, 140260), (490, 112208), (560, 98182), (784, 70130), (980, 56104), (1120, 49091), (1568, 35065), (1960, 28052), (3920, 14026), (7013, 7840)]