22990280

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5273}}^1$

素因数の和:5393

約数の個数: 32

約数和(自身を含む): 52212600

約数和(自身を除く): 29222320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5273, 10546, 21092, 26365, 42184, 52730, 105460, 210920, 574757, 1149514, 2299028, 2873785, 4598056, 5747570, 11495140, 22990280]

約数ペア:

[(1, 22990280), (2, 11495140), (4, 5747570), (5, 4598056), (8, 2873785), (10, 2299028), (20, 1149514), (40, 574757), (109, 210920), (218, 105460), (436, 52730), (545, 42184), (872, 26365), (1090, 21092), (2180, 10546), (4360, 5273)]