1383760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{353}}^1$

素因数の和:380

約数の個数: 60

約数和(自身を含む): 3753108

約数和(自身を除く): 2369348

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 353, 392, 490, 560, 706, 784, 980, 1412, 1765, 1960, 2471, 2824, 3530, 3920, 4942, 5648, 7060, 9884, 12355, 14120, 17297, 19768, 24710, 28240, 34594, 39536, 49420, 69188, 86485, 98840, 138376, 172970, 197680, 276752, 345940, 691880, 1383760]

約数ペア:

[(1, 1383760), (2, 691880), (4, 345940), (5, 276752), (7, 197680), (8, 172970), (10, 138376), (14, 98840), (16, 86485), (20, 69188), (28, 49420), (35, 39536), (40, 34594), (49, 28240), (56, 24710), (70, 19768), (80, 17297), (98, 14120), (112, 12355), (140, 9884), (196, 7060), (245, 5648), (280, 4942), (353, 3920), (392, 3530), (490, 2824), (560, 2471), (706, 1960), (784, 1765), (980, 1412)]