98840240

素因数分解:

$2^4\times 5^1\times {\mathrm{1235503}}^1$

素因数の和:1235516

約数の個数: 20

約数和(自身を含む): 229803744

約数和(自身を除く): 130963504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1235503, 2471006, 4942012, 6177515, 9884024, 12355030, 19768048, 24710060, 49420120, 98840240]

約数ペア:

[(1, 98840240), (2, 49420120), (4, 24710060), (5, 19768048), (8, 12355030), (10, 9884024), (16, 6177515), (20, 4942012), (40, 2471006), (80, 1235503)]