22717040

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{641}}^1$

素因数の和:1097

約数の個数: 40

約数和(自身を含む): 53018928

約数和(自身を除く): 30301888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 641, 886, 1282, 1772, 2215, 2564, 3205, 3544, 4430, 5128, 6410, 7088, 8860, 10256, 12820, 17720, 25640, 35440, 51280, 283963, 567926, 1135852, 1419815, 2271704, 2839630, 4543408, 5679260, 11358520, 22717040]

約数ペア:

[(1, 22717040), (2, 11358520), (4, 5679260), (5, 4543408), (8, 2839630), (10, 2271704), (16, 1419815), (20, 1135852), (40, 567926), (80, 283963), (443, 51280), (641, 35440), (886, 25640), (1282, 17720), (1772, 12820), (2215, 10256), (2564, 8860), (3205, 7088), (3544, 6410), (4430, 5128)]