8235640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 21542400

約数和(自身を除く): 13306760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 439, 469, 536, 670, 878, 938, 1340, 1756, 1876, 2195, 2345, 2680, 3073, 3512, 3752, 4390, 4690, 6146, 8780, 9380, 12292, 15365, 17560, 18760, 24584, 29413, 30730, 58826, 61460, 117652, 122920, 147065, 205891, 235304, 294130, 411782, 588260, 823564, 1029455, 1176520, 1647128, 2058910, 4117820, 8235640]

約数ペア:

[(1, 8235640), (2, 4117820), (4, 2058910), (5, 1647128), (7, 1176520), (8, 1029455), (10, 823564), (14, 588260), (20, 411782), (28, 294130), (35, 235304), (40, 205891), (56, 147065), (67, 122920), (70, 117652), (134, 61460), (140, 58826), (268, 30730), (280, 29413), (335, 24584), (439, 18760), (469, 17560), (536, 15365), (670, 12292), (878, 9380), (938, 8780), (1340, 6146), (1756, 4690), (1876, 4390), (2195, 3752), (2345, 3512), (2680, 3073)]