420565983868

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{1009}}^1\times {\mathrm{10867}}^1$

素因数の和:12146

約数の個数: 48

約数和(自身を含む): 757303106560

約数和(自身を除く): 336737122692

約数列:

[1, 2, 4, 43, 86, 172, 223, 446, 892, 1009, 2018, 4036, 9589, 10867, 19178, 21734, 38356, 43387, 43468, 86774, 173548, 225007, 450014, 467281, 900028, 934562, 1869124, 2423341, 4846682, 9675301, 9693364, 10964803, 19350602, 21929606, 38701204, 43859212, 104203663, 208407326, 416814652, 471486529, 942973058, 1885946116, 2445151069, 4890302138, 9780604276, 105141495967, 210282991934, 420565983868]

約数ペア:

[(1, 420565983868), (2, 210282991934), (4, 105141495967), (43, 9780604276), (86, 4890302138), (172, 2445151069), (223, 1885946116), (446, 942973058), (892, 471486529), (1009, 416814652), (2018, 208407326), (4036, 104203663), (9589, 43859212), (10867, 38701204), (19178, 21929606), (21734, 19350602), (38356, 10964803), (43387, 9693364), (43468, 9675301), (86774, 4846682), (173548, 2423341), (225007, 1869124), (450014, 934562), (467281, 900028)]