28034480

素因数分解:

$2^4\times 5^1\times {\mathrm{350431}}^1$

素因数の和:350444

約数の個数: 20

約数和(自身を含む): 65180352

約数和(自身を除く): 37145872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 350431, 700862, 1401724, 1752155, 2803448, 3504310, 5606896, 7008620, 14017240, 28034480]

約数ペア:

[(1, 28034480), (2, 14017240), (4, 7008620), (5, 5606896), (8, 3504310), (10, 2803448), (16, 1752155), (20, 1401724), (40, 700862), (80, 350431)]