210319280

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{27103}}^1$

素因数の和:27213

約数の個数: 40

約数和(自身を含む): 494051712

約数和(自身を除く): 283732432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 27103, 54206, 108412, 135515, 216824, 271030, 433648, 542060, 1084120, 2168240, 2628991, 5257982, 10515964, 13144955, 21031928, 26289910, 42063856, 52579820, 105159640, 210319280]

約数ペア:

[(1, 210319280), (2, 105159640), (4, 52579820), (5, 42063856), (8, 26289910), (10, 21031928), (16, 13144955), (20, 10515964), (40, 5257982), (80, 2628991), (97, 2168240), (194, 1084120), (388, 542060), (485, 433648), (776, 271030), (970, 216824), (1552, 135515), (1940, 108412), (3880, 54206), (7760, 27103)]