2018756440

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1\times {\mathrm{1511}}^1$

素因数の和:1912

約数の個数: 64

約数和(自身を含む): 4598415360

約数和(自身を除く): 2579658920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 263, 508, 526, 635, 1016, 1052, 1270, 1315, 1511, 2104, 2540, 2630, 3022, 5080, 5260, 6044, 7555, 10520, 12088, 15110, 30220, 33401, 60440, 66802, 133604, 167005, 191897, 267208, 334010, 383794, 397393, 668020, 767588, 794786, 959485, 1336040, 1535176, 1589572, 1918970, 1986965, 3179144, 3837940, 3973930, 7675880, 7947860, 15895720, 50468911, 100937822, 201875644, 252344555, 403751288, 504689110, 1009378220, 2018756440]

約数ペア:

[(1, 2018756440), (2, 1009378220), (4, 504689110), (5, 403751288), (8, 252344555), (10, 201875644), (20, 100937822), (40, 50468911), (127, 15895720), (254, 7947860), (263, 7675880), (508, 3973930), (526, 3837940), (635, 3179144), (1016, 1986965), (1052, 1918970), (1270, 1589572), (1315, 1535176), (1511, 1336040), (2104, 959485), (2540, 794786), (2630, 767588), (3022, 668020), (5080, 397393), (5260, 383794), (6044, 334010), (7555, 267208), (10520, 191897), (12088, 167005), (15110, 133604), (30220, 66802), (33401, 60440)]