2013406820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{35089}}^1$

素因数の和:35268

約数の個数: 48

約数和(自身を含む): 4480291200

約数和(自身を除く): 2466884380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 302, 380, 604, 755, 1510, 2869, 3020, 5738, 11476, 14345, 28690, 35089, 57380, 70178, 140356, 175445, 350890, 666691, 701780, 1333382, 2666764, 3333455, 5298439, 6666910, 10596878, 13333820, 21193756, 26492195, 52984390, 100670341, 105968780, 201340682, 402681364, 503351705, 1006703410, 2013406820]

約数ペア:

[(1, 2013406820), (2, 1006703410), (4, 503351705), (5, 402681364), (10, 201340682), (19, 105968780), (20, 100670341), (38, 52984390), (76, 26492195), (95, 21193756), (151, 13333820), (190, 10596878), (302, 6666910), (380, 5298439), (604, 3333455), (755, 2666764), (1510, 1333382), (2869, 701780), (3020, 666691), (5738, 350890), (11476, 175445), (14345, 140356), (28690, 70178), (35089, 57380)]