40547540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2333}}^1$

素因数の和:2432

約数の個数: 48

約数和(自身を含む): 94106880

約数和(自身を除く): 53559340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 2333, 3476, 4345, 4666, 8690, 9332, 11665, 17380, 23330, 25663, 46660, 51326, 102652, 128315, 184307, 256630, 368614, 513260, 737228, 921535, 1843070, 2027377, 3686140, 4054754, 8109508, 10136885, 20273770, 40547540]

約数ペア:

[(1, 40547540), (2, 20273770), (4, 10136885), (5, 8109508), (10, 4054754), (11, 3686140), (20, 2027377), (22, 1843070), (44, 921535), (55, 737228), (79, 513260), (110, 368614), (158, 256630), (220, 184307), (316, 128315), (395, 102652), (790, 51326), (869, 46660), (1580, 25663), (1738, 23330), (2333, 17380), (3476, 11665), (4345, 9332), (4666, 8690)]