71596420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2857}}^1$

素因数の和:3052

約数の個数: 48

約数和(自身を含む): 172851840

約数和(自身を除く): 101255420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1790, 2506, 2857, 3580, 5012, 5714, 6265, 11428, 12530, 14285, 19999, 25060, 28570, 39998, 57140, 79996, 99995, 199990, 399980, 511403, 1022806, 2045612, 2557015, 3579821, 5114030, 7159642, 10228060, 14319284, 17899105, 35798210, 71596420]

約数ペア:

[(1, 71596420), (2, 35798210), (4, 17899105), (5, 14319284), (7, 10228060), (10, 7159642), (14, 5114030), (20, 3579821), (28, 2557015), (35, 2045612), (70, 1022806), (140, 511403), (179, 399980), (358, 199990), (716, 99995), (895, 79996), (1253, 57140), (1790, 39998), (2506, 28570), (2857, 25060), (3580, 19999), (5012, 14285), (5714, 12530), (6265, 11428)]