18877460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{134839}}^1$

素因数の和:134855

約数の個数: 24

約数和(自身を含む): 45306240

約数和(自身を除く): 26428780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 134839, 269678, 539356, 674195, 943873, 1348390, 1887746, 2696780, 3775492, 4719365, 9438730, 18877460]

約数ペア:

[(1, 18877460), (2, 9438730), (4, 4719365), (5, 3775492), (7, 2696780), (10, 1887746), (14, 1348390), (20, 943873), (28, 674195), (35, 539356), (70, 269678), (140, 134839)]