1989455510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2707}}^1\times {\mathrm{10499}}^1$

素因数の和:13220

約数の個数: 32

約数和(自身を含む): 4094496000

約数和(自身を除く): 2105040490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2707, 5414, 10499, 13535, 18949, 20998, 27070, 37898, 52495, 73493, 94745, 104990, 146986, 189490, 367465, 734930, 28420793, 56841586, 142103965, 198945551, 284207930, 397891102, 994727755, 1989455510]

約数ペア:

[(1, 1989455510), (2, 994727755), (5, 397891102), (7, 284207930), (10, 198945551), (14, 142103965), (35, 56841586), (70, 28420793), (2707, 734930), (5414, 367465), (10499, 189490), (13535, 146986), (18949, 104990), (20998, 94745), (27070, 73493), (37898, 52495)]