1280579024

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4212431}}^1$

素因数の和:4212458

約数の個数: 20

約数和(自身を含む): 2611707840

約数和(自身を除く): 1331128816

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4212431, 8424862, 16849724, 33699448, 67398896, 80036189, 160072378, 320144756, 640289512, 1280579024]

約数ペア:

[(1, 1280579024), (2, 640289512), (4, 320144756), (8, 160072378), (16, 80036189), (19, 67398896), (38, 33699448), (76, 16849724), (152, 8424862), (304, 4212431)]