28158060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67043}}^1$

素因数の和:67062

約数の個数: 48

約数和(自身を含む): 90107136

約数和(自身を除く): 61949076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 67043, 134086, 201129, 268172, 335215, 402258, 469301, 670430, 804516, 938602, 1005645, 1340860, 1407903, 1877204, 2011290, 2346505, 2815806, 4022580, 4693010, 5631612, 7039515, 9386020, 14079030, 28158060]

約数ペア:

[(1, 28158060), (2, 14079030), (3, 9386020), (4, 7039515), (5, 5631612), (6, 4693010), (7, 4022580), (10, 2815806), (12, 2346505), (14, 2011290), (15, 1877204), (20, 1407903), (21, 1340860), (28, 1005645), (30, 938602), (35, 804516), (42, 670430), (60, 469301), (70, 402258), (84, 335215), (105, 268172), (140, 201129), (210, 134086), (420, 67043)]