40287808

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:755

約数の個数: 56

約数和(自身を含む): 88331040

約数和(自身を除く): 48043232

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 89, 176, 178, 352, 356, 643, 704, 712, 979, 1286, 1424, 1958, 2572, 2848, 3916, 5144, 5696, 7073, 7832, 10288, 14146, 15664, 20576, 28292, 31328, 41152, 56584, 57227, 62656, 113168, 114454, 226336, 228908, 452672, 457816, 629497, 915632, 1258994, 1831264, 2517988, 3662528, 5035976, 10071952, 20143904, 40287808]

約数ペア:

[(1, 40287808), (2, 20143904), (4, 10071952), (8, 5035976), (11, 3662528), (16, 2517988), (22, 1831264), (32, 1258994), (44, 915632), (64, 629497), (88, 457816), (89, 452672), (176, 228908), (178, 226336), (352, 114454), (356, 113168), (643, 62656), (704, 57227), (712, 56584), (979, 41152), (1286, 31328), (1424, 28292), (1958, 20576), (2572, 15664), (2848, 14146), (3916, 10288), (5144, 7832), (5696, 7073)]