40245868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{859}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 81920160

約数和(自身を除く): 41674292

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 53, 68, 106, 212, 221, 442, 689, 859, 884, 901, 1378, 1718, 1802, 2756, 3436, 3604, 11167, 11713, 14603, 22334, 23426, 29206, 44668, 45527, 46852, 58412, 91054, 182108, 189839, 379678, 591851, 759356, 773959, 1183702, 1547918, 2367404, 3095836, 10061467, 20122934, 40245868]

約数ペア:

[(1, 40245868), (2, 20122934), (4, 10061467), (13, 3095836), (17, 2367404), (26, 1547918), (34, 1183702), (52, 773959), (53, 759356), (68, 591851), (106, 379678), (212, 189839), (221, 182108), (442, 91054), (689, 58412), (859, 46852), (884, 45527), (901, 44668), (1378, 29206), (1718, 23426), (1802, 22334), (2756, 14603), (3436, 11713), (3604, 11167)]