28236840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{235307}}^1$

素因数の和:235321

約数の個数: 32

約数和(自身を含む): 84710880

約数和(自身を除く): 56474040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 235307, 470614, 705921, 941228, 1176535, 1411842, 1882456, 2353070, 2823684, 3529605, 4706140, 5647368, 7059210, 9412280, 14118420, 28236840]

約数ペア:

[(1, 28236840), (2, 14118420), (3, 9412280), (4, 7059210), (5, 5647368), (6, 4706140), (8, 3529605), (10, 2823684), (12, 2353070), (15, 1882456), (20, 1411842), (24, 1176535), (30, 941228), (40, 705921), (60, 470614), (120, 235307)]