31272080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{55843}}^1$

素因数の和:55863

約数の個数: 40

約数和(自身を含む): 83095872

約数和(自身を除く): 51823792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 55843, 111686, 223372, 279215, 390901, 446744, 558430, 781802, 893488, 1116860, 1563604, 1954505, 2233720, 3127208, 3909010, 4467440, 6254416, 7818020, 15636040, 31272080]

約数ペア:

[(1, 31272080), (2, 15636040), (4, 7818020), (5, 6254416), (7, 4467440), (8, 3909010), (10, 3127208), (14, 2233720), (16, 1954505), (20, 1563604), (28, 1116860), (35, 893488), (40, 781802), (56, 558430), (70, 446744), (80, 390901), (112, 279215), (140, 223372), (280, 111686), (560, 55843)]