69496840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{248203}}^1$

素因数の和:248221

約数の個数: 32

約数和(自身を含む): 178706880

約数和(自身を除く): 109210040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 248203, 496406, 992812, 1241015, 1737421, 1985624, 2482030, 3474842, 4964060, 6949684, 8687105, 9928120, 13899368, 17374210, 34748420, 69496840]

約数ペア:

[(1, 69496840), (2, 34748420), (4, 17374210), (5, 13899368), (7, 9928120), (8, 8687105), (10, 6949684), (14, 4964060), (20, 3474842), (28, 2482030), (35, 1985624), (40, 1737421), (56, 1241015), (70, 992812), (140, 496406), (280, 248203)]