1087520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{971}}^1$

素因数の和:993

約数の個数: 48

約数和(自身を含む): 2939328

約数和(自身を除く): 1851808

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, 971, 1120, 1942, 3884, 4855, 6797, 7768, 9710, 13594, 15536, 19420, 27188, 31072, 33985, 38840, 54376, 67970, 77680, 108752, 135940, 155360, 217504, 271880, 543760, 1087520]

約数ペア:

[(1, 1087520), (2, 543760), (4, 271880), (5, 217504), (7, 155360), (8, 135940), (10, 108752), (14, 77680), (16, 67970), (20, 54376), (28, 38840), (32, 33985), (35, 31072), (40, 27188), (56, 19420), (70, 15536), (80, 13594), (112, 9710), (140, 7768), (160, 6797), (224, 4855), (280, 3884), (560, 1942), (971, 1120)]