16676440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 41368320

約数和(自身を除く): 24691880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 151, 220, 251, 302, 440, 502, 604, 755, 1004, 1208, 1255, 1510, 1661, 2008, 2510, 2761, 3020, 3322, 5020, 5522, 6040, 6644, 8305, 10040, 11044, 13288, 13805, 16610, 22088, 27610, 33220, 37901, 55220, 66440, 75802, 110440, 151604, 189505, 303208, 379010, 416911, 758020, 833822, 1516040, 1667644, 2084555, 3335288, 4169110, 8338220, 16676440]

約数ペア:

[(1, 16676440), (2, 8338220), (4, 4169110), (5, 3335288), (8, 2084555), (10, 1667644), (11, 1516040), (20, 833822), (22, 758020), (40, 416911), (44, 379010), (55, 303208), (88, 189505), (110, 151604), (151, 110440), (220, 75802), (251, 66440), (302, 55220), (440, 37901), (502, 33220), (604, 27610), (755, 22088), (1004, 16610), (1208, 13805), (1255, 13288), (1510, 11044), (1661, 10040), (2008, 8305), (2510, 6644), (2761, 6040), (3020, 5522), (3322, 5020)]