55446440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{28289}}^1$

素因数の和:28314

約数の個数: 48

約数和(自身を含む): 145127700

約数和(自身を除く): 89681260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 28289, 56578, 113156, 141445, 198023, 226312, 282890, 396046, 565780, 792092, 990115, 1131560, 1386161, 1584184, 1980230, 2772322, 3960460, 5544644, 6930805, 7920920, 11089288, 13861610, 27723220, 55446440]

約数ペア:

[(1, 55446440), (2, 27723220), (4, 13861610), (5, 11089288), (7, 7920920), (8, 6930805), (10, 5544644), (14, 3960460), (20, 2772322), (28, 1980230), (35, 1584184), (40, 1386161), (49, 1131560), (56, 990115), (70, 792092), (98, 565780), (140, 396046), (196, 282890), (245, 226312), (280, 198023), (392, 141445), (490, 113156), (980, 56578), (1960, 28289)]