28895140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{33599}}^1$

素因数の和:33651

約数の個数: 24

約数和(自身を含む): 62092800

約数和(自身を除く): 33197660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 33599, 67198, 134396, 167995, 335990, 671980, 1444757, 2889514, 5779028, 7223785, 14447570, 28895140]

約数ペア:

[(1, 28895140), (2, 14447570), (4, 7223785), (5, 5779028), (10, 2889514), (20, 1444757), (43, 671980), (86, 335990), (172, 167995), (215, 134396), (430, 67198), (860, 33599)]