1640005854

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{132751}}^1$

素因数の和:132856

約数の個数: 32

約数和(自身を含む): 3440931840

約数和(自身を除く): 1800925986

約数列:

[1, 2, 3, 6, 29, 58, 71, 87, 142, 174, 213, 426, 2059, 4118, 6177, 12354, 132751, 265502, 398253, 796506, 3849779, 7699558, 9425321, 11549337, 18850642, 23098674, 28275963, 56551926, 273334309, 546668618, 820002927, 1640005854]

約数ペア:

[(1, 1640005854), (2, 820002927), (3, 546668618), (6, 273334309), (29, 56551926), (58, 28275963), (71, 23098674), (87, 18850642), (142, 11549337), (174, 9425321), (213, 7699558), (426, 3849779), (2059, 796506), (4118, 398253), (6177, 265502), (12354, 132751)]