4384520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2237}}^1$

素因数の和:2262

約数の個数: 48

約数和(自身を含む): 11480940

約数和(自身を除く): 7096420

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2237, 4474, 8948, 11185, 15659, 17896, 22370, 31318, 44740, 62636, 78295, 89480, 109613, 125272, 156590, 219226, 313180, 438452, 548065, 626360, 876904, 1096130, 2192260, 4384520]

約数ペア:

[(1, 4384520), (2, 2192260), (4, 1096130), (5, 876904), (7, 626360), (8, 548065), (10, 438452), (14, 313180), (20, 219226), (28, 156590), (35, 125272), (40, 109613), (49, 89480), (56, 78295), (70, 62636), (98, 44740), (140, 31318), (196, 22370), (245, 17896), (280, 15659), (392, 11185), (490, 8948), (980, 4474), (1960, 2237)]