75278420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{537703}}^1$

素因数の和:537719

約数の個数: 24

約数和(自身を含む): 180668544

約数和(自身を除く): 105390124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 537703, 1075406, 2150812, 2688515, 3763921, 5377030, 7527842, 10754060, 15055684, 18819605, 37639210, 75278420]

約数ペア:

[(1, 75278420), (2, 37639210), (4, 18819605), (5, 15055684), (7, 10754060), (10, 7527842), (14, 5377030), (20, 3763921), (28, 2688515), (35, 2150812), (70, 1075406), (140, 537703)]