67278320

素因数分解:

$2^4\times 5^1\times {\mathrm{840979}}^1$

素因数の和:840992

約数の個数: 20

約数和(自身を含む): 156422280

約数和(自身を除く): 89143960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 840979, 1681958, 3363916, 4204895, 6727832, 8409790, 13455664, 16819580, 33639160, 67278320]

約数ペア:

[(1, 67278320), (2, 33639160), (4, 16819580), (5, 13455664), (8, 8409790), (10, 6727832), (16, 4204895), (20, 3363916), (40, 1681958), (80, 840979)]