139433920

素因数分解:

$2^6\times 5^1\times {\mathrm{435731}}^1$

素因数の和:435748

約数の個数: 28

約数和(自身を含む): 332027784

約数和(自身を除く): 192593864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 435731, 871462, 1742924, 2178655, 3485848, 4357310, 6971696, 8714620, 13943392, 17429240, 27886784, 34858480, 69716960, 139433920]

約数ペア:

[(1, 139433920), (2, 69716960), (4, 34858480), (5, 27886784), (8, 17429240), (10, 13943392), (16, 8714620), (20, 6971696), (32, 4357310), (40, 3485848), (64, 2178655), (80, 1742924), (160, 871462), (320, 435731)]