8356240

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1559}}^1$

素因数の和:1639

約数の個数: 40

約数和(自身を含む): 19730880

約数和(自身を除く): 11374640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 1559, 2680, 3118, 5360, 6236, 7795, 12472, 15590, 24944, 31180, 62360, 104453, 124720, 208906, 417812, 522265, 835624, 1044530, 1671248, 2089060, 4178120, 8356240]

約数ペア:

[(1, 8356240), (2, 4178120), (4, 2089060), (5, 1671248), (8, 1044530), (10, 835624), (16, 522265), (20, 417812), (40, 208906), (67, 124720), (80, 104453), (134, 62360), (268, 31180), (335, 24944), (536, 15590), (670, 12472), (1072, 7795), (1340, 6236), (1559, 5360), (2680, 3118)]