2758470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 7789824

約数和(自身を除く): 5031354

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 643, 715, 858, 1286, 1430, 1929, 2145, 3215, 3858, 4290, 6430, 7073, 8359, 9645, 14146, 16718, 19290, 21219, 25077, 35365, 41795, 42438, 50154, 70730, 83590, 91949, 106095, 125385, 183898, 212190, 250770, 275847, 459745, 551694, 919490, 1379235, 2758470]

約数ペア:

[(1, 2758470), (2, 1379235), (3, 919490), (5, 551694), (6, 459745), (10, 275847), (11, 250770), (13, 212190), (15, 183898), (22, 125385), (26, 106095), (30, 91949), (33, 83590), (39, 70730), (55, 50154), (65, 42438), (66, 41795), (78, 35365), (110, 25077), (130, 21219), (143, 19290), (165, 16718), (195, 14146), (286, 9645), (330, 8359), (390, 7073), (429, 6430), (643, 4290), (715, 3858), (858, 3215), (1286, 2145), (1430, 1929)]