15870040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10723}}^1$

素因数の和:10771

約数の個数: 32

約数和(自身を含む): 36676080

約数和(自身を除く): 20806040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 10723, 21446, 42892, 53615, 85784, 107230, 214460, 396751, 428920, 793502, 1587004, 1983755, 3174008, 3967510, 7935020, 15870040]

約数ペア:

[(1, 15870040), (2, 7935020), (4, 3967510), (5, 3174008), (8, 1983755), (10, 1587004), (20, 793502), (37, 428920), (40, 396751), (74, 214460), (148, 107230), (185, 85784), (296, 53615), (370, 42892), (740, 21446), (1480, 10723)]