30395960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{108557}}^1$

素因数の和:108575

約数の個数: 32

約数和(自身を含む): 78161760

約数和(自身を除く): 47765800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 108557, 217114, 434228, 542785, 759899, 868456, 1085570, 1519798, 2171140, 3039596, 3799495, 4342280, 6079192, 7598990, 15197980, 30395960]

約数ペア:

[(1, 30395960), (2, 15197980), (4, 7598990), (5, 6079192), (7, 4342280), (8, 3799495), (10, 3039596), (14, 2171140), (20, 1519798), (28, 1085570), (35, 868456), (40, 759899), (56, 542785), (70, 434228), (140, 217114), (280, 108557)]