20228736605

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{733}}^1\times {\mathrm{1667}}^1$

素因数の和:2466

約数の個数: 64

約数和(自身を含む): 31028963328

約数和(自身を除く): 10800226723

約数列:

[1, 5, 7, 11, 35, 43, 55, 77, 215, 301, 385, 473, 733, 1505, 1667, 2365, 3311, 3665, 5131, 8063, 8335, 11669, 16555, 18337, 25655, 31519, 40315, 56441, 58345, 71681, 91685, 128359, 157595, 220633, 282205, 346709, 358405, 501767, 641795, 788491, 1103165, 1221911, 1733545, 2426963, 2508835, 3942455, 5519437, 6109555, 8553377, 12134815, 13441021, 27597185, 42766885, 52542173, 67205105, 94087147, 262710865, 367795211, 470435735, 577963903, 1838976055, 2889819515, 4045747321, 20228736605]

約数ペア:

[(1, 20228736605), (5, 4045747321), (7, 2889819515), (11, 1838976055), (35, 577963903), (43, 470435735), (55, 367795211), (77, 262710865), (215, 94087147), (301, 67205105), (385, 52542173), (473, 42766885), (733, 27597185), (1505, 13441021), (1667, 12134815), (2365, 8553377), (3311, 6109555), (3665, 5519437), (5131, 3942455), (8063, 2508835), (8335, 2426963), (11669, 1733545), (16555, 1221911), (18337, 1103165), (25655, 788491), (31519, 641795), (40315, 501767), (56441, 358405), (58345, 346709), (71681, 282205), (91685, 220633), (128359, 157595)]