30260860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{216149}}^1$

素因数の和:216165

約数の個数: 24

約数和(自身を含む): 72626400

約数和(自身を除く): 42365540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 216149, 432298, 864596, 1080745, 1513043, 2161490, 3026086, 4322980, 6052172, 7565215, 15130430, 30260860]

約数ペア:

[(1, 30260860), (2, 15130430), (4, 7565215), (5, 6052172), (7, 4322980), (10, 3026086), (14, 2161490), (20, 1513043), (28, 1080745), (35, 864596), (70, 432298), (140, 216149)]