20494600

素因数分解:

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

素因数の和:14662

約数の個数: 48

約数和(自身を含む): 54460800

約数和(自身を除く): 33966200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 14639, 29278, 58556, 73195, 102473, 117112, 146390, 204946, 292780, 365975, 409892, 512365, 585560, 731950, 819784, 1024730, 1463900, 2049460, 2561825, 2927800, 4098920, 5123650, 10247300, 20494600]

約数ペア:

[(1, 20494600), (2, 10247300), (4, 5123650), (5, 4098920), (7, 2927800), (8, 2561825), (10, 2049460), (14, 1463900), (20, 1024730), (25, 819784), (28, 731950), (35, 585560), (40, 512365), (50, 409892), (56, 365975), (70, 292780), (100, 204946), (140, 146390), (175, 117112), (200, 102473), (280, 73195), (350, 58556), (700, 29278), (1400, 14639)]