7950040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28393}}^1$

素因数の和:28411

約数の個数: 32

約数和(自身を含む): 20443680

約数和(自身を除く): 12493640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28393, 56786, 113572, 141965, 198751, 227144, 283930, 397502, 567860, 795004, 993755, 1135720, 1590008, 1987510, 3975020, 7950040]

約数ペア:

[(1, 7950040), (2, 3975020), (4, 1987510), (5, 1590008), (7, 1135720), (8, 993755), (10, 795004), (14, 567860), (20, 397502), (28, 283930), (35, 227144), (40, 198751), (56, 141965), (70, 113572), (140, 56786), (280, 28393)]