2079196980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{260551}}^1$

素因数の和:260589

約数の個数: 96

約数和(自身を含む): 7003637760

約数和(自身を除く): 4924440780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 260551, 521102, 781653, 1042204, 1302755, 1563306, 1823857, 2605510, 3126612, 3647714, 3908265, 4950469, 5211020, 5471571, 7295428, 7816530, 9119285, 9900938, 10943142, 14851407, 15633060, 18238570, 19801876, 21886284, 24752345, 27357855, 29702814, 34653283, 36477140, 49504690, 54715710, 59405628, 69306566, 74257035, 99009380, 103959849, 109431420, 138613132, 148514070, 173266415, 207919698, 297028140, 346532830, 415839396, 519799245, 693065660, 1039598490, 2079196980]

約数ペア:

[(1, 2079196980), (2, 1039598490), (3, 693065660), (4, 519799245), (5, 415839396), (6, 346532830), (7, 297028140), (10, 207919698), (12, 173266415), (14, 148514070), (15, 138613132), (19, 109431420), (20, 103959849), (21, 99009380), (28, 74257035), (30, 69306566), (35, 59405628), (38, 54715710), (42, 49504690), (57, 36477140), (60, 34653283), (70, 29702814), (76, 27357855), (84, 24752345), (95, 21886284), (105, 19801876), (114, 18238570), (133, 15633060), (140, 14851407), (190, 10943142), (210, 9900938), (228, 9119285), (266, 7816530), (285, 7295428), (380, 5471571), (399, 5211020), (420, 4950469), (532, 3908265), (570, 3647714), (665, 3126612), (798, 2605510), (1140, 1823857), (1330, 1563306), (1596, 1302755), (1995, 1042204), (2660, 781653), (3990, 521102), (7980, 260551)]