27494780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 61598880

約数和(自身を除く): 34104100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 193, 340, 386, 419, 772, 838, 965, 1676, 1930, 2095, 3281, 3860, 4190, 6562, 7123, 8380, 13124, 14246, 16405, 28492, 32810, 35615, 65620, 71230, 80867, 142460, 161734, 323468, 404335, 808670, 1374739, 1617340, 2749478, 5498956, 6873695, 13747390, 27494780]

約数ペア:

[(1, 27494780), (2, 13747390), (4, 6873695), (5, 5498956), (10, 2749478), (17, 1617340), (20, 1374739), (34, 808670), (68, 404335), (85, 323468), (170, 161734), (193, 142460), (340, 80867), (386, 71230), (419, 65620), (772, 35615), (838, 32810), (965, 28492), (1676, 16405), (1930, 14246), (2095, 13124), (3281, 8380), (3860, 7123), (4190, 6562)]