20480459916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{23117}}^1$

素因数の和:23383

約数の個数: 96

約数和(自身を含む): 55927065600

約数和(自身を除く): 35446605684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 199, 212, 318, 371, 398, 597, 636, 742, 796, 1113, 1194, 1393, 1484, 2226, 2388, 2786, 4179, 4452, 5572, 8358, 10547, 16716, 21094, 23117, 31641, 42188, 46234, 63282, 69351, 73829, 92468, 126564, 138702, 147658, 161819, 221487, 277404, 295316, 323638, 442974, 485457, 647276, 885948, 970914, 1225201, 1941828, 2450402, 3675603, 4600283, 4900804, 7351206, 8576407, 9200566, 13800849, 14702412, 17152814, 18401132, 25729221, 27601698, 32201981, 34305628, 51458442, 55203396, 64403962, 96605943, 102916884, 128807924, 193211886, 243814999, 386423772, 487629998, 731444997, 975259996, 1462889994, 1706704993, 2925779988, 3413409986, 5120114979, 6826819972, 10240229958, 20480459916]

約数ペア:

[(1, 20480459916), (2, 10240229958), (3, 6826819972), (4, 5120114979), (6, 3413409986), (7, 2925779988), (12, 1706704993), (14, 1462889994), (21, 975259996), (28, 731444997), (42, 487629998), (53, 386423772), (84, 243814999), (106, 193211886), (159, 128807924), (199, 102916884), (212, 96605943), (318, 64403962), (371, 55203396), (398, 51458442), (597, 34305628), (636, 32201981), (742, 27601698), (796, 25729221), (1113, 18401132), (1194, 17152814), (1393, 14702412), (1484, 13800849), (2226, 9200566), (2388, 8576407), (2786, 7351206), (4179, 4900804), (4452, 4600283), (5572, 3675603), (8358, 2450402), (10547, 1941828), (16716, 1225201), (21094, 970914), (23117, 885948), (31641, 647276), (42188, 485457), (46234, 442974), (63282, 323638), (69351, 295316), (73829, 277404), (92468, 221487), (126564, 161819), (138702, 147658)]