2078562760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{13883}}^1$

素因数の和:14110

約数の個数: 64

約数和(自身を含む): 4948257600

約数和(自身を除く): 2869694840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 197, 380, 394, 760, 788, 985, 1576, 1970, 3743, 3940, 7486, 7880, 13883, 14972, 18715, 27766, 29944, 37430, 55532, 69415, 74860, 111064, 138830, 149720, 263777, 277660, 527554, 555320, 1055108, 1318885, 2110216, 2637770, 2734951, 5275540, 5469902, 10551080, 10939804, 13674755, 21879608, 27349510, 51964069, 54699020, 103928138, 109398040, 207856276, 259820345, 415712552, 519640690, 1039281380, 2078562760]

約数ペア:

[(1, 2078562760), (2, 1039281380), (4, 519640690), (5, 415712552), (8, 259820345), (10, 207856276), (19, 109398040), (20, 103928138), (38, 54699020), (40, 51964069), (76, 27349510), (95, 21879608), (152, 13674755), (190, 10939804), (197, 10551080), (380, 5469902), (394, 5275540), (760, 2734951), (788, 2637770), (985, 2110216), (1576, 1318885), (1970, 1055108), (3743, 555320), (3940, 527554), (7486, 277660), (7880, 263777), (13883, 149720), (14972, 138830), (18715, 111064), (27766, 74860), (29944, 69415), (37430, 55532)]