20565944080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{20627}}^1$

素因数の和:20765

約数の個数: 120

約数和(自身を含む): 53070728256

約数和(自身を除く): 32504784176

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 110, 121, 176, 206, 220, 242, 412, 440, 484, 515, 605, 824, 880, 968, 1030, 1133, 1210, 1648, 1936, 2060, 2266, 2420, 4120, 4532, 4840, 5665, 8240, 9064, 9680, 11330, 12463, 18128, 20627, 22660, 24926, 41254, 45320, 49852, 62315, 82508, 90640, 99704, 103135, 124630, 165016, 199408, 206270, 226897, 249260, 330032, 412540, 453794, 498520, 825080, 907588, 997040, 1134485, 1650160, 1815176, 2124581, 2268970, 2495867, 3630352, 4249162, 4537940, 4991734, 8498324, 9075880, 9983468, 10622905, 12479335, 16996648, 18151760, 19966936, 21245810, 23370391, 24958670, 33993296, 39933872, 42491620, 46740782, 49917340, 84983240, 93481564, 99834680, 116851955, 169966480, 186963128, 199669360, 233703910, 257074301, 373926256, 467407820, 514148602, 934815640, 1028297204, 1285371505, 1869631280, 2056594408, 2570743010, 4113188816, 5141486020, 10282972040, 20565944080]

約数ペア:

[(1, 20565944080), (2, 10282972040), (4, 5141486020), (5, 4113188816), (8, 2570743010), (10, 2056594408), (11, 1869631280), (16, 1285371505), (20, 1028297204), (22, 934815640), (40, 514148602), (44, 467407820), (55, 373926256), (80, 257074301), (88, 233703910), (103, 199669360), (110, 186963128), (121, 169966480), (176, 116851955), (206, 99834680), (220, 93481564), (242, 84983240), (412, 49917340), (440, 46740782), (484, 42491620), (515, 39933872), (605, 33993296), (824, 24958670), (880, 23370391), (968, 21245810), (1030, 19966936), (1133, 18151760), (1210, 16996648), (1648, 12479335), (1936, 10622905), (2060, 9983468), (2266, 9075880), (2420, 8498324), (4120, 4991734), (4532, 4537940), (4840, 4249162), (5665, 3630352), (8240, 2495867), (9064, 2268970), (9680, 2124581), (11330, 1815176), (12463, 1650160), (18128, 1134485), (20627, 997040), (22660, 907588), (24926, 825080), (41254, 498520), (45320, 453794), (49852, 412540), (62315, 330032), (82508, 249260), (90640, 226897), (99704, 206270), (103135, 199408), (124630, 165016)]