19380760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3643}}^1$

素因数の和:3680

約数の個数: 64

約数和(自身を含む): 52473600

約数和(自身を除く): 33092840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 3643, 5320, 7286, 14572, 18215, 25501, 29144, 36430, 51002, 69217, 72860, 102004, 127505, 138434, 145720, 204008, 255010, 276868, 346085, 484519, 510020, 553736, 692170, 969038, 1020040, 1384340, 1938076, 2422595, 2768680, 3876152, 4845190, 9690380, 19380760]

約数ペア:

[(1, 19380760), (2, 9690380), (4, 4845190), (5, 3876152), (7, 2768680), (8, 2422595), (10, 1938076), (14, 1384340), (19, 1020040), (20, 969038), (28, 692170), (35, 553736), (38, 510020), (40, 484519), (56, 346085), (70, 276868), (76, 255010), (95, 204008), (133, 145720), (140, 138434), (152, 127505), (190, 102004), (266, 72860), (280, 69217), (380, 51002), (532, 36430), (665, 29144), (760, 25501), (1064, 18215), (1330, 14572), (2660, 7286), (3643, 5320)]