2554980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 7244160

約数和(自身を除く): 4689180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 439, 485, 582, 878, 970, 1164, 1317, 1455, 1756, 1940, 2195, 2634, 2910, 4390, 5268, 5820, 6585, 8780, 13170, 26340, 42583, 85166, 127749, 170332, 212915, 255498, 425830, 510996, 638745, 851660, 1277490, 2554980]

約数ペア:

[(1, 2554980), (2, 1277490), (3, 851660), (4, 638745), (5, 510996), (6, 425830), (10, 255498), (12, 212915), (15, 170332), (20, 127749), (30, 85166), (60, 42583), (97, 26340), (194, 13170), (291, 8780), (388, 6585), (439, 5820), (485, 5268), (582, 4390), (878, 2910), (970, 2634), (1164, 2195), (1317, 1940), (1455, 1756)]