20303500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{5801}}^1$

素因数の和:5827

約数の個数: 48

約数和(自身を含む): 50686272

約数和(自身を除く): 30382772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 5801, 11602, 23204, 29005, 40607, 58010, 81214, 116020, 145025, 162428, 203035, 290050, 406070, 580100, 725125, 812140, 1015175, 1450250, 2030350, 2900500, 4060700, 5075875, 10151750, 20303500]

約数ペア:

[(1, 20303500), (2, 10151750), (4, 5075875), (5, 4060700), (7, 2900500), (10, 2030350), (14, 1450250), (20, 1015175), (25, 812140), (28, 725125), (35, 580100), (50, 406070), (70, 290050), (100, 203035), (125, 162428), (140, 145025), (175, 116020), (250, 81214), (350, 58010), (500, 40607), (700, 29005), (875, 23204), (1750, 11602), (3500, 5801)]