31605280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{28219}}^1$

素因数の和:28241

約数の個数: 48

約数和(自身を含む): 85337280

約数和(自身を除く): 53732000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 28219, 56438, 112876, 141095, 197533, 225752, 282190, 395066, 451504, 564380, 790132, 903008, 987665, 1128760, 1580264, 1975330, 2257520, 3160528, 3950660, 4515040, 6321056, 7901320, 15802640, 31605280]

約数ペア:

[(1, 31605280), (2, 15802640), (4, 7901320), (5, 6321056), (7, 4515040), (8, 3950660), (10, 3160528), (14, 2257520), (16, 1975330), (20, 1580264), (28, 1128760), (32, 987665), (35, 903008), (40, 790132), (56, 564380), (70, 451504), (80, 395066), (112, 282190), (140, 225752), (160, 197533), (224, 141095), (280, 112876), (560, 56438), (1120, 28219)]