1731994990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1\times {\mathrm{1361}}^1$

素因数の和:1905

約数の個数: 64

約数和(自身を含む): 3558546432

約数和(自身を除く): 1826551442

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 503, 506, 1006, 1265, 1361, 2515, 2530, 2722, 5030, 5533, 6805, 11066, 11569, 13610, 14971, 23138, 27665, 29942, 31303, 55330, 57845, 62606, 74855, 115690, 127259, 149710, 156515, 254518, 313030, 344333, 636295, 684583, 688666, 1272590, 1369166, 1721665, 3422915, 3443330, 6845830, 7530413, 15060826, 15745409, 31490818, 37652065, 75304130, 78727045, 157454090, 173199499, 346398998, 865997495, 1731994990]

約数ペア:

[(1, 1731994990), (2, 865997495), (5, 346398998), (10, 173199499), (11, 157454090), (22, 78727045), (23, 75304130), (46, 37652065), (55, 31490818), (110, 15745409), (115, 15060826), (230, 7530413), (253, 6845830), (503, 3443330), (506, 3422915), (1006, 1721665), (1265, 1369166), (1361, 1272590), (2515, 688666), (2530, 684583), (2722, 636295), (5030, 344333), (5533, 313030), (6805, 254518), (11066, 156515), (11569, 149710), (13610, 127259), (14971, 115690), (23138, 74855), (27665, 62606), (29942, 57845), (31303, 55330)]