30972970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1051}}^1$

素因数の和:1486

約数の個数: 32

約数和(自身を含む): 63927936

約数和(自身を除く): 32954966

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 1051, 2102, 2105, 2947, 4210, 5255, 5894, 7357, 10510, 14714, 14735, 29470, 36785, 73570, 442471, 884942, 2212355, 3097297, 4424710, 6194594, 15486485, 30972970]

約数ペア:

[(1, 30972970), (2, 15486485), (5, 6194594), (7, 4424710), (10, 3097297), (14, 2212355), (35, 884942), (70, 442471), (421, 73570), (842, 36785), (1051, 29470), (2102, 14735), (2105, 14714), (2947, 10510), (4210, 7357), (5255, 5894)]