4098920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{14639}}^1$

素因数の和:14657

約数の個数: 32

約数和(自身を含む): 10540800

約数和(自身を除く): 6441880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 14639, 29278, 58556, 73195, 102473, 117112, 146390, 204946, 292780, 409892, 512365, 585560, 819784, 1024730, 2049460, 4098920]

約数ペア:

[(1, 4098920), (2, 2049460), (4, 1024730), (5, 819784), (7, 585560), (8, 512365), (10, 409892), (14, 292780), (20, 204946), (28, 146390), (35, 117112), (40, 102473), (56, 73195), (70, 58556), (140, 29278), (280, 14639)]