1279260016

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{223}}^1\times {\mathrm{2003}}^1$

素因数の和:2413

約数の個数: 40

約数和(自身を含む): 2504839680

約数和(自身を除く): 1225579664

約数列:

[1, 2, 4, 8, 16, 179, 223, 358, 446, 716, 892, 1432, 1784, 2003, 2864, 3568, 4006, 8012, 16024, 32048, 39917, 79834, 159668, 319336, 358537, 446669, 638672, 717074, 893338, 1434148, 1786676, 2868296, 3573352, 5736592, 7146704, 79953751, 159907502, 319815004, 639630008, 1279260016]

約数ペア:

[(1, 1279260016), (2, 639630008), (4, 319815004), (8, 159907502), (16, 79953751), (179, 7146704), (223, 5736592), (358, 3573352), (446, 2868296), (716, 1786676), (892, 1434148), (1432, 893338), (1784, 717074), (2003, 638672), (2864, 446669), (3568, 358537), (4006, 319336), (8012, 159668), (16024, 79834), (32048, 39917)]