30995860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{221399}}^1$

素因数の和:221415

約数の個数: 24

約数和(自身を含む): 74390400

約数和(自身を除く): 43394540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 221399, 442798, 885596, 1106995, 1549793, 2213990, 3099586, 4427980, 6199172, 7748965, 15497930, 30995860]

約数ペア:

[(1, 30995860), (2, 15497930), (4, 7748965), (5, 6199172), (7, 4427980), (10, 3099586), (14, 2213990), (20, 1549793), (28, 1106995), (35, 885596), (70, 442798), (140, 221399)]