55313660

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 118752480

約数和(自身を除く): 63438820

約数列:

[1, 2, 4, 5, 10, 20, 101, 139, 197, 202, 278, 394, 404, 505, 556, 695, 788, 985, 1010, 1390, 1970, 2020, 2780, 3940, 14039, 19897, 27383, 28078, 39794, 54766, 56156, 70195, 79588, 99485, 109532, 136915, 140390, 198970, 273830, 280780, 397940, 547660, 2765683, 5531366, 11062732, 13828415, 27656830, 55313660]

約数ペア:

[(1, 55313660), (2, 27656830), (4, 13828415), (5, 11062732), (10, 5531366), (20, 2765683), (101, 547660), (139, 397940), (197, 280780), (202, 273830), (278, 198970), (394, 140390), (404, 136915), (505, 109532), (556, 99485), (695, 79588), (788, 70195), (985, 56156), (1010, 54766), (1390, 39794), (1970, 28078), (2020, 27383), (2780, 19897), (3940, 14039)]