159636440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{84913}}^1$

素因数の和:84971

約数の個数: 32

約数和(自身を含む): 366828480

約数和(自身を除く): 207192040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 84913, 169826, 339652, 424565, 679304, 849130, 1698260, 3396520, 3990911, 7981822, 15963644, 19954555, 31927288, 39909110, 79818220, 159636440]

約数ペア:

[(1, 159636440), (2, 79818220), (4, 39909110), (5, 31927288), (8, 19954555), (10, 15963644), (20, 7981822), (40, 3990911), (47, 3396520), (94, 1698260), (188, 849130), (235, 679304), (376, 424565), (470, 339652), (940, 169826), (1880, 84913)]