229382860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{8317}}^1$

素因数の和:8530

約数の個数: 48

約数和(自身を含む): 553379904

約数和(自身を除く): 323997044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2758, 3940, 5516, 6895, 8317, 13790, 16634, 27580, 33268, 41585, 58219, 83170, 116438, 166340, 232876, 291095, 582190, 1164380, 1638449, 3276898, 6553796, 8192245, 11469143, 16384490, 22938286, 32768980, 45876572, 57345715, 114691430, 229382860]

約数ペア:

[(1, 229382860), (2, 114691430), (4, 57345715), (5, 45876572), (7, 32768980), (10, 22938286), (14, 16384490), (20, 11469143), (28, 8192245), (35, 6553796), (70, 3276898), (140, 1638449), (197, 1164380), (394, 582190), (788, 291095), (985, 232876), (1379, 166340), (1970, 116438), (2758, 83170), (3940, 58219), (5516, 41585), (6895, 33268), (8317, 27580), (13790, 16634)]