207870460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7537}}^1$

素因数の和:7750

約数の個数: 48

約数和(自身を含む): 501488064

約数和(自身を除く): 293617604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2758, 3940, 5516, 6895, 7537, 13790, 15074, 27580, 30148, 37685, 52759, 75370, 105518, 150740, 211036, 263795, 527590, 1055180, 1484789, 2969578, 5939156, 7423945, 10393523, 14847890, 20787046, 29695780, 41574092, 51967615, 103935230, 207870460]

約数ペア:

[(1, 207870460), (2, 103935230), (4, 51967615), (5, 41574092), (7, 29695780), (10, 20787046), (14, 14847890), (20, 10393523), (28, 7423945), (35, 5939156), (70, 2969578), (140, 1484789), (197, 1055180), (394, 527590), (788, 263795), (985, 211036), (1379, 150740), (1970, 105518), (2758, 75370), (3940, 52759), (5516, 37685), (6895, 30148), (7537, 27580), (13790, 15074)]