30904148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 61716480

約数和(自身を除く): 30812332

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 139, 163, 278, 326, 341, 556, 652, 682, 1364, 1529, 1793, 3058, 3586, 4309, 5053, 6116, 7172, 8618, 10106, 17236, 20212, 22657, 45314, 47399, 55583, 90628, 94798, 111166, 189596, 222332, 249227, 498454, 702367, 996908, 1404734, 2809468, 7726037, 15452074, 30904148]

約数ペア:

[(1, 30904148), (2, 15452074), (4, 7726037), (11, 2809468), (22, 1404734), (31, 996908), (44, 702367), (62, 498454), (124, 249227), (139, 222332), (163, 189596), (278, 111166), (326, 94798), (341, 90628), (556, 55583), (652, 47399), (682, 45314), (1364, 22657), (1529, 20212), (1793, 17236), (3058, 10106), (3586, 8618), (4309, 7172), (5053, 6116)]