26304920

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1439}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 59356800

約数和(自身を除く): 33051880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1439, 1828, 2285, 2878, 3656, 4570, 5756, 7195, 9140, 11512, 14390, 18280, 28780, 57560, 657623, 1315246, 2630492, 3288115, 5260984, 6576230, 13152460, 26304920]

約数ペア:

[(1, 26304920), (2, 13152460), (4, 6576230), (5, 5260984), (8, 3288115), (10, 2630492), (20, 1315246), (40, 657623), (457, 57560), (914, 28780), (1439, 18280), (1828, 14390), (2285, 11512), (2878, 9140), (3656, 7195), (4570, 5756)]