87584860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{398113}}^1$

素因数の和:398133

約数の個数: 24

約数和(自身を含む): 200649456

約数和(自身を除く): 113064596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 398113, 796226, 1592452, 1990565, 3981130, 4379243, 7962260, 8758486, 17516972, 21896215, 43792430, 87584860]

約数ペア:

[(1, 87584860), (2, 43792430), (4, 21896215), (5, 17516972), (10, 8758486), (11, 7962260), (20, 4379243), (22, 3981130), (44, 1990565), (55, 1592452), (110, 796226), (220, 398113)]