1990332912

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{427477}}^1$

素因数の和:427585

約数の個数: 40

約数和(自身を含む): 5194712656

約数和(自身を除く): 3204379744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 388, 582, 776, 1164, 1552, 2328, 4656, 427477, 854954, 1282431, 1709908, 2564862, 3419816, 5129724, 6839632, 10259448, 20518896, 41465269, 82930538, 124395807, 165861076, 248791614, 331722152, 497583228, 663444304, 995166456, 1990332912]

約数ペア:

[(1, 1990332912), (2, 995166456), (3, 663444304), (4, 497583228), (6, 331722152), (8, 248791614), (12, 165861076), (16, 124395807), (24, 82930538), (48, 41465269), (97, 20518896), (194, 10259448), (291, 6839632), (388, 5129724), (582, 3419816), (776, 2564862), (1164, 1709908), (1552, 1282431), (2328, 854954), (4656, 427477)]