397389610

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{947}}^1\times {\mathrm{1447}}^1$

素因数の和:2430

約数の個数: 32

約数和(自身を含む): 741260160

約数和(自身を除く): 343870550

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 947, 1447, 1894, 2894, 4735, 7235, 9470, 14470, 27463, 41963, 54926, 83926, 137315, 209815, 274630, 419630, 1370309, 2740618, 6851545, 13703090, 39738961, 79477922, 198694805, 397389610]

約数ペア:

[(1, 397389610), (2, 198694805), (5, 79477922), (10, 39738961), (29, 13703090), (58, 6851545), (145, 2740618), (290, 1370309), (947, 419630), (1447, 274630), (1894, 209815), (2894, 137315), (4735, 83926), (7235, 54926), (9470, 41963), (14470, 27463)]