10486985660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{121687}}^1$

素因数の和:121866

約数の個数: 48

約数和(自身を含む): 22896814080

約数和(自身を除く): 12409828420

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 556, 620, 695, 1390, 2780, 4309, 8618, 17236, 21545, 43090, 86180, 121687, 243374, 486748, 608435, 1216870, 2433740, 3772297, 7544594, 15089188, 16914493, 18861485, 33828986, 37722970, 67657972, 75445940, 84572465, 169144930, 338289860, 524349283, 1048698566, 2097397132, 2621746415, 5243492830, 10486985660]

約数ペア:

[(1, 10486985660), (2, 5243492830), (4, 2621746415), (5, 2097397132), (10, 1048698566), (20, 524349283), (31, 338289860), (62, 169144930), (124, 84572465), (139, 75445940), (155, 67657972), (278, 37722970), (310, 33828986), (556, 18861485), (620, 16914493), (695, 15089188), (1390, 7544594), (2780, 3772297), (4309, 2433740), (8618, 1216870), (17236, 608435), (21545, 486748), (43090, 243374), (86180, 121687)]