40540490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9277}}^1$

素因数の和:9326

約数の個数: 32

約数和(自身を含む): 80161920

約数和(自身を除く): 39621430

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 9277, 18554, 46385, 92770, 176263, 213371, 352526, 426742, 881315, 1066855, 1762630, 2133710, 4054049, 8108098, 20270245, 40540490]

約数ペア:

[(1, 40540490), (2, 20270245), (5, 8108098), (10, 4054049), (19, 2133710), (23, 1762630), (38, 1066855), (46, 881315), (95, 426742), (115, 352526), (190, 213371), (230, 176263), (437, 92770), (874, 46385), (2185, 18554), (4370, 9277)]