40903408

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2161}}^1$

素因数の和:2202

約数の個数: 60

約数和(自身を含む): 98120208

約数和(自身を除く): 57216800

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1183, 1352, 1456, 2161, 2366, 2704, 4322, 4732, 8644, 9464, 15127, 17288, 18928, 28093, 30254, 34576, 56186, 60508, 112372, 121016, 196651, 224744, 242032, 365209, 393302, 449488, 730418, 786604, 1460836, 1573208, 2556463, 2921672, 3146416, 5112926, 5843344, 10225852, 20451704, 40903408]

約数ペア:

[(1, 40903408), (2, 20451704), (4, 10225852), (7, 5843344), (8, 5112926), (13, 3146416), (14, 2921672), (16, 2556463), (26, 1573208), (28, 1460836), (52, 786604), (56, 730418), (91, 449488), (104, 393302), (112, 365209), (169, 242032), (182, 224744), (208, 196651), (338, 121016), (364, 112372), (676, 60508), (728, 56186), (1183, 34576), (1352, 30254), (1456, 28093), (2161, 18928), (2366, 17288), (2704, 15127), (4322, 9464), (4732, 8644)]