285380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:779

約数の個数: 24

約数和(自身を含む): 631680

約数和(自身を除く): 346300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 751, 1502, 3004, 3755, 7510, 14269, 15020, 28538, 57076, 71345, 142690, 285380]

約数ペア:

[(1, 285380), (2, 142690), (4, 71345), (5, 57076), (10, 28538), (19, 15020), (20, 14269), (38, 7510), (76, 3755), (95, 3004), (190, 1502), (380, 751)]