15882780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2729}}^1$

素因数の和:2838

約数の個数: 48

約数和(自身を含む): 44946720

約数和(自身を除く): 29063940

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, 2729, 2910, 5458, 5820, 8187, 10916, 13645, 16374, 27290, 32748, 40935, 54580, 81870, 163740, 264713, 529426, 794139, 1058852, 1323565, 1588278, 2647130, 3176556, 3970695, 5294260, 7941390, 15882780]

約数ペア:

[(1, 15882780), (2, 7941390), (3, 5294260), (4, 3970695), (5, 3176556), (6, 2647130), (10, 1588278), (12, 1323565), (15, 1058852), (20, 794139), (30, 529426), (60, 264713), (97, 163740), (194, 81870), (291, 54580), (388, 40935), (485, 32748), (582, 27290), (970, 16374), (1164, 13645), (1455, 10916), (1940, 8187), (2729, 5820), (2910, 5458)]