78616240

素因数分解:

$2^4\times 5^1\times {\mathrm{982703}}^1$

素因数の和:982716

約数の個数: 20

約数和(自身を含む): 182782944

約数和(自身を除く): 104166704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 982703, 1965406, 3930812, 4913515, 7861624, 9827030, 15723248, 19654060, 39308120, 78616240]

約数ペア:

[(1, 78616240), (2, 39308120), (4, 19654060), (5, 15723248), (8, 9827030), (10, 7861624), (16, 4913515), (20, 3930812), (40, 1965406), (80, 982703)]