84079480

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4877}}^1$

素因数の和:5319

約数の個数: 32

約数和(自身を含む): 189656640

約数和(自身を除く): 105577160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 4877, 8620, 9754, 17240, 19508, 24385, 39016, 48770, 97540, 195080, 2101987, 4203974, 8407948, 10509935, 16815896, 21019870, 42039740, 84079480]

約数ペア:

[(1, 84079480), (2, 42039740), (4, 21019870), (5, 16815896), (8, 10509935), (10, 8407948), (20, 4203974), (40, 2101987), (431, 195080), (862, 97540), (1724, 48770), (2155, 39016), (3448, 24385), (4310, 19508), (4877, 17240), (8620, 9754)]