12471320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4271}}^1$

素因数の和:4355

約数の個数: 32

約数和(自身を含む): 28451520

約数和(自身を除く): 15980200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 4271, 8542, 17084, 21355, 34168, 42710, 85420, 170840, 311783, 623566, 1247132, 1558915, 2494264, 3117830, 6235660, 12471320]

約数ペア:

[(1, 12471320), (2, 6235660), (4, 3117830), (5, 2494264), (8, 1558915), (10, 1247132), (20, 623566), (40, 311783), (73, 170840), (146, 85420), (292, 42710), (365, 34168), (584, 21355), (730, 17084), (1460, 8542), (2920, 4271)]