22644020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{161743}}^1$

素因数の和:161759

約数の個数: 24

約数和(自身を含む): 54345984

約数和(自身を除く): 31701964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 161743, 323486, 646972, 808715, 1132201, 1617430, 2264402, 3234860, 4528804, 5661005, 11322010, 22644020]

約数ペア:

[(1, 22644020), (2, 11322010), (4, 5661005), (5, 4528804), (7, 3234860), (10, 2264402), (14, 1617430), (20, 1132201), (28, 808715), (35, 646972), (70, 323486), (140, 161743)]