28023512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 60480000

約数和(自身を除く): 32456488

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 79, 88, 116, 139, 158, 232, 278, 316, 319, 556, 632, 638, 869, 1112, 1276, 1529, 1738, 2291, 2552, 3058, 3476, 4031, 4582, 6116, 6952, 8062, 9164, 10981, 12232, 16124, 18328, 21962, 25201, 32248, 43924, 44341, 50402, 87848, 88682, 100804, 120791, 177364, 201608, 241582, 318449, 354728, 483164, 636898, 966328, 1273796, 2547592, 3502939, 7005878, 14011756, 28023512]

約数ペア:

[(1, 28023512), (2, 14011756), (4, 7005878), (8, 3502939), (11, 2547592), (22, 1273796), (29, 966328), (44, 636898), (58, 483164), (79, 354728), (88, 318449), (116, 241582), (139, 201608), (158, 177364), (232, 120791), (278, 100804), (316, 88682), (319, 87848), (556, 50402), (632, 44341), (638, 43924), (869, 32248), (1112, 25201), (1276, 21962), (1529, 18328), (1738, 16124), (2291, 12232), (2552, 10981), (3058, 9164), (3476, 8062), (4031, 6952), (4582, 6116)]