2012302480

素因数分解:

$2^4\times 5^1\times {\mathrm{2389}}^1\times {\mathrm{10529}}^1$

素因数の和:12931

約数の個数: 40

約数和(自身を含む): 4681006200

約数和(自身を除く): 2668703720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2389, 4778, 9556, 10529, 11945, 19112, 21058, 23890, 38224, 42116, 47780, 52645, 84232, 95560, 105290, 168464, 191120, 210580, 421160, 842320, 25153781, 50307562, 100615124, 125768905, 201230248, 251537810, 402460496, 503075620, 1006151240, 2012302480]

約数ペア:

[(1, 2012302480), (2, 1006151240), (4, 503075620), (5, 402460496), (8, 251537810), (10, 201230248), (16, 125768905), (20, 100615124), (40, 50307562), (80, 25153781), (2389, 842320), (4778, 421160), (9556, 210580), (10529, 191120), (11945, 168464), (19112, 105290), (21058, 95560), (23890, 84232), (38224, 52645), (42116, 47780)]