126403760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{225721}}^1$

素因数の和:225741

約数の個数: 40

約数和(自身を含む): 335874336

約数和(自身を除く): 209470576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 225721, 451442, 902884, 1128605, 1580047, 1805768, 2257210, 3160094, 3611536, 4514420, 6320188, 7900235, 9028840, 12640376, 15800470, 18057680, 25280752, 31600940, 63201880, 126403760]

約数ペア:

[(1, 126403760), (2, 63201880), (4, 31600940), (5, 25280752), (7, 18057680), (8, 15800470), (10, 12640376), (14, 9028840), (16, 7900235), (20, 6320188), (28, 4514420), (35, 3611536), (40, 3160094), (56, 2257210), (70, 1805768), (80, 1580047), (112, 1128605), (140, 902884), (280, 451442), (560, 225721)]