28570380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4909}}^1$

素因数の和:5018

約数の個数: 48

約数和(自身を含む): 80838240

約数和(自身を除く): 52267860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 4909, 5820, 9818, 14727, 19636, 24545, 29454, 49090, 58908, 73635, 98180, 147270, 294540, 476173, 952346, 1428519, 1904692, 2380865, 2857038, 4761730, 5714076, 7142595, 9523460, 14285190, 28570380]

約数ペア:

[(1, 28570380), (2, 14285190), (3, 9523460), (4, 7142595), (5, 5714076), (6, 4761730), (10, 2857038), (12, 2380865), (15, 1904692), (20, 1428519), (30, 952346), (60, 476173), (97, 294540), (194, 147270), (291, 98180), (388, 73635), (485, 58908), (582, 49090), (970, 29454), (1164, 24545), (1455, 19636), (1940, 14727), (2910, 9818), (4909, 5820)]