378332840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{326149}}^1$

素因数の和:326189

約数の個数: 32

約数和(自身を含む): 880605000

約数和(自身を除く): 502272160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 326149, 652298, 1304596, 1630745, 2609192, 3261490, 6522980, 9458321, 13045960, 18916642, 37833284, 47291605, 75666568, 94583210, 189166420, 378332840]

約数ペア:

[(1, 378332840), (2, 189166420), (4, 94583210), (5, 75666568), (8, 47291605), (10, 37833284), (20, 18916642), (29, 13045960), (40, 9458321), (58, 6522980), (116, 3261490), (145, 2609192), (232, 1630745), (290, 1304596), (580, 652298), (1160, 326149)]