418588340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{192013}}^1$

素因数の和:192131

約数の個数: 24

約数和(自身を含む): 887104680

約数和(自身を除く): 468516340

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 192013, 384026, 768052, 960065, 1920130, 3840260, 20929417, 41858834, 83717668, 104647085, 209294170, 418588340]

約数ペア:

[(1, 418588340), (2, 209294170), (4, 104647085), (5, 83717668), (10, 41858834), (20, 20929417), (109, 3840260), (218, 1920130), (436, 960065), (545, 768052), (1090, 384026), (2180, 192013)]