1389725940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{85469}}^1$

素因数の和:85752

約数の個数: 48

約数和(自身を含む): 3905637120

約数和(自身を除く): 2515911180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 271, 542, 813, 1084, 1355, 1626, 2710, 3252, 4065, 5420, 8130, 16260, 85469, 170938, 256407, 341876, 427345, 512814, 854690, 1025628, 1282035, 1709380, 2564070, 5128140, 23162099, 46324198, 69486297, 92648396, 115810495, 138972594, 231620990, 277945188, 347431485, 463241980, 694862970, 1389725940]

約数ペア:

[(1, 1389725940), (2, 694862970), (3, 463241980), (4, 347431485), (5, 277945188), (6, 231620990), (10, 138972594), (12, 115810495), (15, 92648396), (20, 69486297), (30, 46324198), (60, 23162099), (271, 5128140), (542, 2564070), (813, 1709380), (1084, 1282035), (1355, 1025628), (1626, 854690), (2710, 512814), (3252, 427345), (4065, 341876), (5420, 256407), (8130, 170938), (16260, 85469)]