30253580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{30871}}^1$

素因数の和:30894

約数の個数: 36

約数和(自身を含む): 73907568

約数和(自身を除く): 43653988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 30871, 61742, 123484, 154355, 216097, 308710, 432194, 617420, 864388, 1080485, 1512679, 2160970, 3025358, 4321940, 6050716, 7563395, 15126790, 30253580]

約数ペア:

[(1, 30253580), (2, 15126790), (4, 7563395), (5, 6050716), (7, 4321940), (10, 3025358), (14, 2160970), (20, 1512679), (28, 1080485), (35, 864388), (49, 617420), (70, 432194), (98, 308710), (140, 216097), (196, 154355), (245, 123484), (490, 61742), (980, 30871)]