15785680

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5333}}^1$

素因数の和:5383

約数の個数: 40

約数和(自身を含む): 37700712

約数和(自身を除く): 21915032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 5333, 10666, 21332, 26665, 42664, 53330, 85328, 106660, 197321, 213320, 394642, 426640, 789284, 986605, 1578568, 1973210, 3157136, 3946420, 7892840, 15785680]

約数ペア:

[(1, 15785680), (2, 7892840), (4, 3946420), (5, 3157136), (8, 1973210), (10, 1578568), (16, 986605), (20, 789284), (37, 426640), (40, 394642), (74, 213320), (80, 197321), (148, 106660), (185, 85328), (296, 53330), (370, 42664), (592, 26665), (740, 21332), (1480, 10666), (2960, 5333)]