86730420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{206501}}^1$

素因数の和:206520

約数の個数: 48

約数和(自身を含む): 277538688

約数和(自身を除く): 190808268

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, 206501, 413002, 619503, 826004, 1032505, 1239006, 1445507, 2065010, 2478012, 2891014, 3097515, 4130020, 4336521, 5782028, 6195030, 7227535, 8673042, 12390060, 14455070, 17346084, 21682605, 28910140, 43365210, 86730420]

約数ペア:

[(1, 86730420), (2, 43365210), (3, 28910140), (4, 21682605), (5, 17346084), (6, 14455070), (7, 12390060), (10, 8673042), (12, 7227535), (14, 6195030), (15, 5782028), (20, 4336521), (21, 4130020), (28, 3097515), (30, 2891014), (35, 2478012), (42, 2065010), (60, 1445507), (70, 1239006), (84, 1032505), (105, 826004), (140, 619503), (210, 413002), (420, 206501)]