20072769545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{4493}}^1$

素因数の和:4626

約数の個数: 64

約数和(自身を含む): 27542108160

約数和(自身を除く): 7469338615

約数列:

[1, 5, 19, 31, 37, 41, 95, 155, 185, 205, 589, 703, 779, 1147, 1271, 1517, 2945, 3515, 3895, 4493, 5735, 6355, 7585, 21793, 22465, 24149, 28823, 47027, 85367, 108965, 120745, 139283, 144115, 166241, 184213, 235135, 426835, 696415, 831205, 893513, 921065, 2646377, 3158579, 3500047, 4467565, 5153471, 5710603, 6815881, 13231885, 15792895, 17500235, 25767355, 28553015, 34079405, 97915949, 108501457, 129501739, 211292311, 489579745, 542507285, 647508695, 1056461555, 4014553909, 20072769545]

約数ペア:

[(1, 20072769545), (5, 4014553909), (19, 1056461555), (31, 647508695), (37, 542507285), (41, 489579745), (95, 211292311), (155, 129501739), (185, 108501457), (205, 97915949), (589, 34079405), (703, 28553015), (779, 25767355), (1147, 17500235), (1271, 15792895), (1517, 13231885), (2945, 6815881), (3515, 5710603), (3895, 5153471), (4493, 4467565), (5735, 3500047), (6355, 3158579), (7585, 2646377), (21793, 921065), (22465, 893513), (24149, 831205), (28823, 696415), (47027, 426835), (85367, 235135), (108965, 184213), (120745, 166241), (139283, 144115)]