1570408420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{25321}}^1$

素因数の和:25780

約数の個数: 48

約数和(自身を含む): 3777637248

約数和(自身を除く): 2207228828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 443, 886, 1772, 2215, 3101, 4430, 6202, 8860, 12404, 15505, 25321, 31010, 50642, 62020, 101284, 126605, 177247, 253210, 354494, 506420, 708988, 886235, 1772470, 3544940, 11217203, 22434406, 44868812, 56086015, 78520421, 112172030, 157040842, 224344060, 314081684, 392602105, 785204210, 1570408420]

約数ペア:

[(1, 1570408420), (2, 785204210), (4, 392602105), (5, 314081684), (7, 224344060), (10, 157040842), (14, 112172030), (20, 78520421), (28, 56086015), (35, 44868812), (70, 22434406), (140, 11217203), (443, 3544940), (886, 1772470), (1772, 886235), (2215, 708988), (3101, 506420), (4430, 354494), (6202, 253210), (8860, 177247), (12404, 126605), (15505, 101284), (25321, 62020), (31010, 50642)]