40439308

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 90493200

約数和(自身を除く): 50053892

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 59, 91, 98, 118, 182, 196, 236, 269, 364, 413, 538, 637, 767, 826, 1076, 1274, 1534, 1652, 1883, 2548, 2891, 3068, 3497, 3766, 5369, 5782, 6994, 7532, 10738, 11564, 13181, 13988, 15871, 21476, 24479, 26362, 31742, 37583, 48958, 52724, 63484, 75166, 97916, 111097, 150332, 171353, 206323, 222194, 342706, 412646, 444388, 685412, 777679, 825292, 1444261, 1555358, 2888522, 3110716, 5777044, 10109827, 20219654, 40439308]

約数ペア:

[(1, 40439308), (2, 20219654), (4, 10109827), (7, 5777044), (13, 3110716), (14, 2888522), (26, 1555358), (28, 1444261), (49, 825292), (52, 777679), (59, 685412), (91, 444388), (98, 412646), (118, 342706), (182, 222194), (196, 206323), (236, 171353), (269, 150332), (364, 111097), (413, 97916), (538, 75166), (637, 63484), (767, 52724), (826, 48958), (1076, 37583), (1274, 31742), (1534, 26362), (1652, 24479), (1883, 21476), (2548, 15871), (2891, 13988), (3068, 13181), (3497, 11564), (3766, 10738), (5369, 7532), (5782, 6994)]