4990570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2953}}^1$

素因数の和:2986

約数の個数: 24

約数和(自身を含む): 9730476

約数和(自身を除く): 4739906

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2953, 5906, 14765, 29530, 38389, 76778, 191945, 383890, 499057, 998114, 2495285, 4990570]

約数ペア:

[(1, 4990570), (2, 2495285), (5, 998114), (10, 499057), (13, 383890), (26, 191945), (65, 76778), (130, 38389), (169, 29530), (338, 14765), (845, 5906), (1690, 2953)]