55717480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15307}}^1$

素因数の和:15338

約数の個数: 64

約数和(自身を含む): 154304640

約数和(自身を除く): 98587160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 15307, 30614, 61228, 76535, 107149, 122456, 153070, 198991, 214298, 306140, 397982, 428596, 535745, 612280, 795964, 857192, 994955, 1071490, 1392937, 1591928, 1989910, 2142980, 2785874, 3979820, 4285960, 5571748, 6964685, 7959640, 11143496, 13929370, 27858740, 55717480]

約数ペア:

[(1, 55717480), (2, 27858740), (4, 13929370), (5, 11143496), (7, 7959640), (8, 6964685), (10, 5571748), (13, 4285960), (14, 3979820), (20, 2785874), (26, 2142980), (28, 1989910), (35, 1591928), (40, 1392937), (52, 1071490), (56, 994955), (65, 857192), (70, 795964), (91, 612280), (104, 535745), (130, 428596), (140, 397982), (182, 306140), (260, 214298), (280, 198991), (364, 153070), (455, 122456), (520, 107149), (728, 76535), (910, 61228), (1820, 30614), (3640, 15307)]