12943711280

素因数分解:

$2^4\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{148301}}^1$

素因数の和:149405

約数の個数: 40

約数和(自身を含む): 30121915824

約数和(自身を除く): 17178204544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1091, 2182, 4364, 5455, 8728, 10910, 17456, 21820, 43640, 87280, 148301, 296602, 593204, 741505, 1186408, 1483010, 2372816, 2966020, 5932040, 11864080, 161796391, 323592782, 647185564, 808981955, 1294371128, 1617963910, 2588742256, 3235927820, 6471855640, 12943711280]

約数ペア:

[(1, 12943711280), (2, 6471855640), (4, 3235927820), (5, 2588742256), (8, 1617963910), (10, 1294371128), (16, 808981955), (20, 647185564), (40, 323592782), (80, 161796391), (1091, 11864080), (2182, 5932040), (4364, 2966020), (5455, 2372816), (8728, 1483010), (10910, 1186408), (17456, 741505), (21820, 593204), (43640, 296602), (87280, 148301)]