48735820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4903}}^1$

素因数の和:4990

約数の個数: 48

約数和(自身を含む): 118637568

約数和(自身を除く): 69901748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4903, 4970, 9806, 9940, 19612, 24515, 34321, 49030, 68642, 98060, 137284, 171605, 343210, 348113, 686420, 696226, 1392452, 1740565, 2436791, 3481130, 4873582, 6962260, 9747164, 12183955, 24367910, 48735820]

約数ペア:

[(1, 48735820), (2, 24367910), (4, 12183955), (5, 9747164), (7, 6962260), (10, 4873582), (14, 3481130), (20, 2436791), (28, 1740565), (35, 1392452), (70, 696226), (71, 686420), (140, 348113), (142, 343210), (284, 171605), (355, 137284), (497, 98060), (710, 68642), (994, 49030), (1420, 34321), (1988, 24515), (2485, 19612), (4903, 9940), (4970, 9806)]