55289860

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{449}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 119750400

約数和(自身を除く): 64460540

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 131, 188, 235, 262, 449, 470, 524, 655, 898, 940, 1310, 1796, 2245, 2620, 4490, 6157, 8980, 12314, 21103, 24628, 30785, 42206, 58819, 61570, 84412, 105515, 117638, 123140, 211030, 235276, 294095, 422060, 588190, 1176380, 2764493, 5528986, 11057972, 13822465, 27644930, 55289860]

約数ペア:

[(1, 55289860), (2, 27644930), (4, 13822465), (5, 11057972), (10, 5528986), (20, 2764493), (47, 1176380), (94, 588190), (131, 422060), (188, 294095), (235, 235276), (262, 211030), (449, 123140), (470, 117638), (524, 105515), (655, 84412), (898, 61570), (940, 58819), (1310, 42206), (1796, 30785), (2245, 24628), (2620, 21103), (4490, 12314), (6157, 8980)]