39580304

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:639

約数の個数: 40

約数和(自身を含む): 79756800

約数和(自身を除く): 40176496

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 199, 248, 398, 401, 496, 796, 802, 1592, 1604, 3184, 3208, 6169, 6416, 12338, 12431, 24676, 24862, 49352, 49724, 79799, 98704, 99448, 159598, 198896, 319196, 638392, 1276784, 2473769, 4947538, 9895076, 19790152, 39580304]

約数ペア:

[(1, 39580304), (2, 19790152), (4, 9895076), (8, 4947538), (16, 2473769), (31, 1276784), (62, 638392), (124, 319196), (199, 198896), (248, 159598), (398, 99448), (401, 98704), (496, 79799), (796, 49724), (802, 49352), (1592, 24862), (1604, 24676), (3184, 12431), (3208, 12338), (6169, 6416)]