2020120812

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173729}}^1$

素因数の和:173775

約数の個数: 72

約数和(自身を含む): 5691394800

約数和(自身を除く): 3671273988

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1938, 2907, 3876, 5814, 11628, 173729, 347458, 521187, 694916, 1042374, 1563561, 2084748, 2953393, 3127122, 3300851, 5906786, 6254244, 6601702, 8860179, 9902553, 11813572, 13203404, 17720358, 19805106, 26580537, 29707659, 35440716, 39610212, 53161074, 56114467, 59415318, 106322148, 112228934, 118830636, 168343401, 224457868, 336686802, 505030203, 673373604, 1010060406, 2020120812]

約数ペア:

[(1, 2020120812), (2, 1010060406), (3, 673373604), (4, 505030203), (6, 336686802), (9, 224457868), (12, 168343401), (17, 118830636), (18, 112228934), (19, 106322148), (34, 59415318), (36, 56114467), (38, 53161074), (51, 39610212), (57, 35440716), (68, 29707659), (76, 26580537), (102, 19805106), (114, 17720358), (153, 13203404), (171, 11813572), (204, 9902553), (228, 8860179), (306, 6601702), (323, 6254244), (342, 5906786), (612, 3300851), (646, 3127122), (684, 2953393), (969, 2084748), (1292, 1563561), (1938, 1042374), (2907, 694916), (3876, 521187), (5814, 347458), (11628, 173729)]