388889710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{121909}}^1$

素因数の和:121956

約数の個数: 32

約数和(自身を含む): 789976800

約数和(自身を除く): 401087090

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 121909, 243818, 609545, 1219090, 1340999, 2681998, 3535361, 6704995, 7070722, 13409990, 17676805, 35353610, 38888971, 77777942, 194444855, 388889710]

約数ペア:

[(1, 388889710), (2, 194444855), (5, 77777942), (10, 38888971), (11, 35353610), (22, 17676805), (29, 13409990), (55, 7070722), (58, 6704995), (110, 3535361), (145, 2681998), (290, 1340999), (319, 1219090), (638, 609545), (1595, 243818), (3190, 121909)]