508764880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{489197}}^1$

素因数の和:489223

約数の個数: 40

約数和(自身を含む): 1273871592

約数和(自身を除く): 765106712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 489197, 978394, 1956788, 2445985, 3913576, 4891970, 6359561, 7827152, 9783940, 12719122, 19567880, 25438244, 31797805, 39135760, 50876488, 63595610, 101752976, 127191220, 254382440, 508764880]

約数ペア:

[(1, 508764880), (2, 254382440), (4, 127191220), (5, 101752976), (8, 63595610), (10, 50876488), (13, 39135760), (16, 31797805), (20, 25438244), (26, 19567880), (40, 12719122), (52, 9783940), (65, 7827152), (80, 6359561), (104, 4891970), (130, 3913576), (208, 2445985), (260, 1956788), (520, 978394), (1040, 489197)]