70206920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{250739}}^1$

素因数の和:250757

約数の個数: 32

約数和(自身を含む): 180532800

約数和(自身を除く): 110325880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 250739, 501478, 1002956, 1253695, 1755173, 2005912, 2507390, 3510346, 5014780, 7020692, 8775865, 10029560, 14041384, 17551730, 35103460, 70206920]

約数ペア:

[(1, 70206920), (2, 35103460), (4, 17551730), (5, 14041384), (7, 10029560), (8, 8775865), (10, 7020692), (14, 5014780), (20, 3510346), (28, 2507390), (35, 2005912), (40, 1755173), (56, 1253695), (70, 1002956), (140, 501478), (280, 250739)]