290471012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{293999}}^1$

素因数の和:294035

約数の個数: 24

約数和(自身を含む): 576240000

約数和(自身を除く): 285768988

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 293999, 587998, 1175996, 3821987, 5585981, 7643974, 11171962, 15287948, 22343924, 72617753, 145235506, 290471012]

約数ペア:

[(1, 290471012), (2, 145235506), (4, 72617753), (13, 22343924), (19, 15287948), (26, 11171962), (38, 7643974), (52, 5585981), (76, 3821987), (247, 1175996), (494, 587998), (988, 293999)]