4117820

素因数分解:

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

素因数の和:522

約数の個数: 48

約数和(自身を含む): 10053120

約数和(自身を除く): 5935300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 439, 469, 670, 878, 938, 1340, 1756, 1876, 2195, 2345, 3073, 4390, 4690, 6146, 8780, 9380, 12292, 15365, 29413, 30730, 58826, 61460, 117652, 147065, 205891, 294130, 411782, 588260, 823564, 1029455, 2058910, 4117820]

約数ペア:

[(1, 4117820), (2, 2058910), (4, 1029455), (5, 823564), (7, 588260), (10, 411782), (14, 294130), (20, 205891), (28, 147065), (35, 117652), (67, 61460), (70, 58826), (134, 30730), (140, 29413), (268, 15365), (335, 12292), (439, 9380), (469, 8780), (670, 6146), (878, 4690), (938, 4390), (1340, 3073), (1756, 2345), (1876, 2195)]