47380520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 117028800

約数和(自身を除く): 69648280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 257, 419, 440, 514, 838, 1028, 1285, 1676, 2056, 2095, 2570, 2827, 3352, 4190, 4609, 5140, 5654, 8380, 9218, 10280, 11308, 14135, 16760, 18436, 22616, 23045, 28270, 36872, 46090, 56540, 92180, 107683, 113080, 184360, 215366, 430732, 538415, 861464, 1076830, 1184513, 2153660, 2369026, 4307320, 4738052, 5922565, 9476104, 11845130, 23690260, 47380520]

約数ペア:

[(1, 47380520), (2, 23690260), (4, 11845130), (5, 9476104), (8, 5922565), (10, 4738052), (11, 4307320), (20, 2369026), (22, 2153660), (40, 1184513), (44, 1076830), (55, 861464), (88, 538415), (110, 430732), (220, 215366), (257, 184360), (419, 113080), (440, 107683), (514, 92180), (838, 56540), (1028, 46090), (1285, 36872), (1676, 28270), (2056, 23045), (2095, 22616), (2570, 18436), (2827, 16760), (3352, 14135), (4190, 11308), (4609, 10280), (5140, 9218), (5654, 8380)]