4449560

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{643}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 10085040

約数和(自身を除く): 5635480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 643, 692, 865, 1286, 1384, 1730, 2572, 3215, 3460, 5144, 6430, 6920, 12860, 25720, 111239, 222478, 444956, 556195, 889912, 1112390, 2224780, 4449560]

約数ペア:

[(1, 4449560), (2, 2224780), (4, 1112390), (5, 889912), (8, 556195), (10, 444956), (20, 222478), (40, 111239), (173, 25720), (346, 12860), (643, 6920), (692, 6430), (865, 5144), (1286, 3460), (1384, 3215), (1730, 2572)]