12515120

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2143}}^1$

素因数の和:2229

約数の個数: 40

約数和(自身を含む): 29510016

約数和(自身を除く): 16994896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2143, 2920, 4286, 5840, 8572, 10715, 17144, 21430, 34288, 42860, 85720, 156439, 171440, 312878, 625756, 782195, 1251512, 1564390, 2503024, 3128780, 6257560, 12515120]

約数ペア:

[(1, 12515120), (2, 6257560), (4, 3128780), (5, 2503024), (8, 1564390), (10, 1251512), (16, 782195), (20, 625756), (40, 312878), (73, 171440), (80, 156439), (146, 85720), (292, 42860), (365, 34288), (584, 21430), (730, 17144), (1168, 10715), (1460, 8572), (2143, 5840), (2920, 4286)]