40998412

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{691}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 88974592

約数和(自身を除く): 47976180

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 163, 182, 326, 364, 652, 691, 1141, 1382, 2119, 2282, 2764, 4238, 4564, 4837, 8476, 8983, 9674, 14833, 17966, 19348, 29666, 35932, 59332, 62881, 112633, 125762, 225266, 251524, 450532, 788431, 1464229, 1576862, 2928458, 3153724, 5856916, 10249603, 20499206, 40998412]

約数ペア:

[(1, 40998412), (2, 20499206), (4, 10249603), (7, 5856916), (13, 3153724), (14, 2928458), (26, 1576862), (28, 1464229), (52, 788431), (91, 450532), (163, 251524), (182, 225266), (326, 125762), (364, 112633), (652, 62881), (691, 59332), (1141, 35932), (1382, 29666), (2119, 19348), (2282, 17966), (2764, 14833), (4238, 9674), (4564, 8983), (4837, 8476)]