205736180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41647}}^1$

素因数の和:41688

約数の個数: 48

約数和(自身を含む): 489780480

約数和(自身を除く): 284044300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 41647, 83294, 166588, 208235, 416470, 541411, 791293, 832940, 1082822, 1582586, 2165644, 2707055, 3165172, 3956465, 5414110, 7912930, 10286809, 10828220, 15825860, 20573618, 41147236, 51434045, 102868090, 205736180]

約数ペア:

[(1, 205736180), (2, 102868090), (4, 51434045), (5, 41147236), (10, 20573618), (13, 15825860), (19, 10828220), (20, 10286809), (26, 7912930), (38, 5414110), (52, 3956465), (65, 3165172), (76, 2707055), (95, 2165644), (130, 1582586), (190, 1082822), (247, 832940), (260, 791293), (380, 541411), (494, 416470), (988, 208235), (1235, 166588), (2470, 83294), (4940, 41647)]