22637540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 28165660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 479, 556, 695, 958, 1390, 1916, 2363, 2395, 2780, 4726, 4790, 8143, 9452, 9580, 11815, 16286, 23630, 32572, 40715, 47260, 66581, 81430, 133162, 162860, 266324, 332905, 665810, 1131877, 1331620, 2263754, 4527508, 5659385, 11318770, 22637540]

約数ペア:

[(1, 22637540), (2, 11318770), (4, 5659385), (5, 4527508), (10, 2263754), (17, 1331620), (20, 1131877), (34, 665810), (68, 332905), (85, 266324), (139, 162860), (170, 133162), (278, 81430), (340, 66581), (479, 47260), (556, 40715), (695, 32572), (958, 23630), (1390, 16286), (1916, 11815), (2363, 9580), (2395, 9452), (2780, 8143), (4726, 4790)]