21729702940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5810081}}^1$

素因数の和:5810118

約数の個数: 48

約数和(自身を含む): 52709063904

約数和(自身を除く): 30979360964

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 5810081, 11620162, 23240324, 29050405, 58100810, 63910891, 98771377, 116201620, 127821782, 197542754, 255643564, 319554455, 395085508, 493856885, 639108910, 987713770, 1086485147, 1278217820, 1975427540, 2172970294, 4345940588, 5432425735, 10864851470, 21729702940]

約数ペア:

[(1, 21729702940), (2, 10864851470), (4, 5432425735), (5, 4345940588), (10, 2172970294), (11, 1975427540), (17, 1278217820), (20, 1086485147), (22, 987713770), (34, 639108910), (44, 493856885), (55, 395085508), (68, 319554455), (85, 255643564), (110, 197542754), (170, 127821782), (187, 116201620), (220, 98771377), (340, 63910891), (374, 58100810), (748, 29050405), (935, 23240324), (1870, 11620162), (3740, 5810081)]