1440984860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{36629}}^1$

素因数の和:36926

約数の個数: 48

約数和(自身を含む): 3470765760

約数和(自身を除く): 2029780900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281, 562, 1124, 1405, 1967, 2810, 3934, 5620, 7868, 9835, 19670, 36629, 39340, 73258, 146516, 183145, 256403, 366290, 512806, 732580, 1025612, 1282015, 2564030, 5128060, 10292749, 20585498, 41170996, 51463745, 72049243, 102927490, 144098486, 205854980, 288196972, 360246215, 720492430, 1440984860]

約数ペア:

[(1, 1440984860), (2, 720492430), (4, 360246215), (5, 288196972), (7, 205854980), (10, 144098486), (14, 102927490), (20, 72049243), (28, 51463745), (35, 41170996), (70, 20585498), (140, 10292749), (281, 5128060), (562, 2564030), (1124, 1282015), (1405, 1025612), (1967, 732580), (2810, 512806), (3934, 366290), (5620, 256403), (7868, 183145), (9835, 146516), (19670, 73258), (36629, 39340)]