2045135800

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{51907}}^1$

素因数の和:52120

約数の個数: 48

約数和(自身を含む): 4779169560

約数和(自身を除く): 2734033760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1970, 3940, 4925, 7880, 9850, 19700, 39400, 51907, 103814, 207628, 259535, 415256, 519070, 1038140, 1297675, 2076280, 2595350, 5190700, 10225679, 10381400, 20451358, 40902716, 51128395, 81805432, 102256790, 204513580, 255641975, 409027160, 511283950, 1022567900, 2045135800]

約数ペア:

[(1, 2045135800), (2, 1022567900), (4, 511283950), (5, 409027160), (8, 255641975), (10, 204513580), (20, 102256790), (25, 81805432), (40, 51128395), (50, 40902716), (100, 20451358), (197, 10381400), (200, 10225679), (394, 5190700), (788, 2595350), (985, 2076280), (1576, 1297675), (1970, 1038140), (3940, 519070), (4925, 415256), (7880, 259535), (9850, 207628), (19700, 103814), (39400, 51907)]