29380420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{86413}}^1$

素因数の和:86439

約数の個数: 24

約数和(自身を含む): 65328984

約数和(自身を除く): 35948564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 86413, 172826, 345652, 432065, 864130, 1469021, 1728260, 2938042, 5876084, 7345105, 14690210, 29380420]

約数ペア:

[(1, 29380420), (2, 14690210), (4, 7345105), (5, 5876084), (10, 2938042), (17, 1728260), (20, 1469021), (34, 864130), (68, 432065), (85, 345652), (170, 172826), (340, 86413)]