4200340

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2039}}^1$

素因数の和:2151

約数の個数: 24

約数和(自身を含む): 8910720

約数和(自身を除く): 4710380

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2039, 2060, 4078, 8156, 10195, 20390, 40780, 210017, 420034, 840068, 1050085, 2100170, 4200340]

約数ペア:

[(1, 4200340), (2, 2100170), (4, 1050085), (5, 840068), (10, 420034), (20, 210017), (103, 40780), (206, 20390), (412, 10195), (515, 8156), (1030, 4078), (2039, 2060)]