40886440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{146023}}^1$

素因数の和:146041

約数の個数: 32

約数和(自身を含む): 105137280

約数和(自身を除く): 64250840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 146023, 292046, 584092, 730115, 1022161, 1168184, 1460230, 2044322, 2920460, 4088644, 5110805, 5840920, 8177288, 10221610, 20443220, 40886440]

約数ペア:

[(1, 40886440), (2, 20443220), (4, 10221610), (5, 8177288), (7, 5840920), (8, 5110805), (10, 4088644), (14, 2920460), (20, 2044322), (28, 1460230), (35, 1168184), (40, 1022161), (56, 730115), (70, 584092), (140, 292046), (280, 146023)]