140180420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{189433}}^1$

素因数の和:189479

約数の個数: 24

約数和(自身を含む): 302336664

約数和(自身を除く): 162156244

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 189433, 378866, 757732, 947165, 1894330, 3788660, 7009021, 14018042, 28036084, 35045105, 70090210, 140180420]

約数ペア:

[(1, 140180420), (2, 70090210), (4, 35045105), (5, 28036084), (10, 14018042), (20, 7009021), (37, 3788660), (74, 1894330), (148, 947165), (185, 757732), (370, 378866), (740, 189433)]