84975980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223621}}^1$

素因数の和:223649

約数の個数: 24

約数和(自身を含む): 187842480

約数和(自身を除く): 102866500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 223621, 447242, 894484, 1118105, 2236210, 4248799, 4472420, 8497598, 16995196, 21243995, 42487990, 84975980]

約数ペア:

[(1, 84975980), (2, 42487990), (4, 21243995), (5, 16995196), (10, 8497598), (19, 4472420), (20, 4248799), (38, 2236210), (76, 1118105), (95, 894484), (190, 447242), (380, 223621)]