200136970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{20443}}^1$

素因数の和:20550

約数の個数: 32

約数和(自身を含む): 397431360

約数和(自身を除く): 197294390

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 20443, 40886, 102215, 204430, 224873, 449746, 1124365, 1819427, 2248730, 3638854, 9097135, 18194270, 20013697, 40027394, 100068485, 200136970]

約数ペア:

[(1, 200136970), (2, 100068485), (5, 40027394), (10, 20013697), (11, 18194270), (22, 9097135), (55, 3638854), (89, 2248730), (110, 1819427), (178, 1124365), (445, 449746), (890, 224873), (979, 204430), (1958, 102215), (4895, 40886), (9790, 20443)]