40509248

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:475

約数の個数: 56

約数和(自身を含む): 87370920

約数和(自身を除く): 46861672

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 181, 208, 269, 362, 416, 538, 724, 832, 1076, 1448, 2152, 2353, 2896, 3497, 4304, 4706, 5792, 6994, 8608, 9412, 11584, 13988, 17216, 18824, 27976, 37648, 48689, 55952, 75296, 97378, 111904, 150592, 194756, 223808, 389512, 632957, 779024, 1265914, 1558048, 2531828, 3116096, 5063656, 10127312, 20254624, 40509248]

約数ペア:

[(1, 40509248), (2, 20254624), (4, 10127312), (8, 5063656), (13, 3116096), (16, 2531828), (26, 1558048), (32, 1265914), (52, 779024), (64, 632957), (104, 389512), (181, 223808), (208, 194756), (269, 150592), (362, 111904), (416, 97378), (538, 75296), (724, 55952), (832, 48689), (1076, 37648), (1448, 27976), (2152, 18824), (2353, 17216), (2896, 13988), (3497, 11584), (4304, 9412), (4706, 8608), (5792, 6994)]