308380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{907}}^1$

素因数の和:933

約数の個数: 24

約数和(自身を含む): 686448

約数和(自身を除く): 378068

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 907, 1814, 3628, 4535, 9070, 15419, 18140, 30838, 61676, 77095, 154190, 308380]

約数ペア:

[(1, 308380), (2, 154190), (4, 77095), (5, 61676), (10, 30838), (17, 18140), (20, 15419), (34, 9070), (68, 4535), (85, 3628), (170, 1814), (340, 907)]