124036280

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{19751}}^1$

素因数の和:19919

約数の個数: 32

約数和(自身を含む): 280873440

約数和(自身を除く): 156837160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 19751, 39502, 79004, 98755, 158008, 197510, 395020, 790040, 3100907, 6201814, 12403628, 15504535, 24807256, 31009070, 62018140, 124036280]

約数ペア:

[(1, 124036280), (2, 62018140), (4, 31009070), (5, 24807256), (8, 15504535), (10, 12403628), (20, 6201814), (40, 3100907), (157, 790040), (314, 395020), (628, 197510), (785, 158008), (1256, 98755), (1570, 79004), (3140, 39502), (6280, 19751)]