418344964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^2$

素因数の和:560

約数の個数: 36

約数和(自身を含む): 780099600

約数和(自身を除く): 361754636

約数列:

[1, 2, 4, 19, 38, 76, 139, 199, 278, 398, 556, 796, 2641, 3781, 5282, 7562, 10564, 15124, 27661, 39601, 55322, 79202, 110644, 158404, 525559, 752419, 1051118, 1504838, 2102236, 3009676, 5504539, 11009078, 22018156, 104586241, 209172482, 418344964]

約数ペア:

[(1, 418344964), (2, 209172482), (4, 104586241), (19, 22018156), (38, 11009078), (76, 5504539), (139, 3009676), (199, 2102236), (278, 1504838), (398, 1051118), (556, 752419), (796, 525559), (2641, 158404), (3781, 110644), (5282, 79202), (7562, 55322), (10564, 39601), (15124, 27661)]