8068540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 18900000

約数和(自身を除く): 10831460

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1249, 1292, 1615, 2498, 3230, 4996, 6245, 6460, 12490, 21233, 23731, 24980, 42466, 47462, 84932, 94924, 106165, 118655, 212330, 237310, 403427, 424660, 474620, 806854, 1613708, 2017135, 4034270, 8068540]

約数ペア:

[(1, 8068540), (2, 4034270), (4, 2017135), (5, 1613708), (10, 806854), (17, 474620), (19, 424660), (20, 403427), (34, 237310), (38, 212330), (68, 118655), (76, 106165), (85, 94924), (95, 84932), (170, 47462), (190, 42466), (323, 24980), (340, 23731), (380, 21233), (646, 12490), (1249, 6460), (1292, 6245), (1615, 4996), (2498, 3230)]