13771960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18121}}^1$

素因数の和:18151

約数の個数: 32

約数和(自身を含む): 32619600

約数和(自身を除く): 18847640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 18121, 36242, 72484, 90605, 144968, 181210, 344299, 362420, 688598, 724840, 1377196, 1721495, 2754392, 3442990, 6885980, 13771960]

約数ペア:

[(1, 13771960), (2, 6885980), (4, 3442990), (5, 2754392), (8, 1721495), (10, 1377196), (19, 724840), (20, 688598), (38, 362420), (40, 344299), (76, 181210), (95, 144968), (152, 90605), (190, 72484), (380, 36242), (760, 18121)]