2706740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 6350400

約数和(自身を除く): 3643660

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 419, 646, 838, 1292, 1615, 1676, 2095, 3230, 4190, 6460, 7123, 7961, 8380, 14246, 15922, 28492, 31844, 35615, 39805, 71230, 79610, 135337, 142460, 159220, 270674, 541348, 676685, 1353370, 2706740]

約数ペア:

[(1, 2706740), (2, 1353370), (4, 676685), (5, 541348), (10, 270674), (17, 159220), (19, 142460), (20, 135337), (34, 79610), (38, 71230), (68, 39805), (76, 35615), (85, 31844), (95, 28492), (170, 15922), (190, 14246), (323, 8380), (340, 7961), (380, 7123), (419, 6460), (646, 4190), (838, 3230), (1292, 2095), (1615, 1676)]