1577220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 4478208

約数和(自身を除く): 2900988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 271, 291, 388, 485, 542, 582, 813, 970, 1084, 1164, 1355, 1455, 1626, 1940, 2710, 2910, 3252, 4065, 5420, 5820, 8130, 16260, 26287, 52574, 78861, 105148, 131435, 157722, 262870, 315444, 394305, 525740, 788610, 1577220]

約数ペア:

[(1, 1577220), (2, 788610), (3, 525740), (4, 394305), (5, 315444), (6, 262870), (10, 157722), (12, 131435), (15, 105148), (20, 78861), (30, 52574), (60, 26287), (97, 16260), (194, 8130), (271, 5820), (291, 5420), (388, 4065), (485, 3252), (542, 2910), (582, 2710), (813, 1940), (970, 1626), (1084, 1455), (1164, 1355)]