3946280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7589}}^1$

素因数の和:7613

約数の個数: 32

約数和(自身を含む): 9563400

約数和(自身を除く): 5617120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7589, 15178, 30356, 37945, 60712, 75890, 98657, 151780, 197314, 303560, 394628, 493285, 789256, 986570, 1973140, 3946280]

約数ペア:

[(1, 3946280), (2, 1973140), (4, 986570), (5, 789256), (8, 493285), (10, 394628), (13, 303560), (20, 197314), (26, 151780), (40, 98657), (52, 75890), (65, 60712), (104, 37945), (130, 30356), (260, 15178), (520, 7589)]