85357840

素因数分解:

$2^4\times 5^1\times {\mathrm{1066973}}^1$

素因数の和:1066986

約数の個数: 20

約数和(自身を含む): 198457164

約数和(自身を除く): 113099324

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1066973, 2133946, 4267892, 5334865, 8535784, 10669730, 17071568, 21339460, 42678920, 85357840]

約数ペア:

[(1, 85357840), (2, 42678920), (4, 21339460), (5, 17071568), (8, 10669730), (10, 8535784), (16, 5334865), (20, 4267892), (40, 2133946), (80, 1066973)]