869063560

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{112573}}^1$

素因数の和:112777

約数の個数: 32

約数和(自身を含む): 1965542040

約数和(自身を除く): 1096478480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 112573, 225146, 450292, 562865, 900584, 1125730, 2251460, 4502920, 21726589, 43453178, 86906356, 108632945, 173812712, 217265890, 434531780, 869063560]

約数ペア:

[(1, 869063560), (2, 434531780), (4, 217265890), (5, 173812712), (8, 108632945), (10, 86906356), (20, 43453178), (40, 21726589), (193, 4502920), (386, 2251460), (772, 1125730), (965, 900584), (1544, 562865), (1930, 450292), (3860, 225146), (7720, 112573)]