7269080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2028

約数の個数: 64

約数和(自身を含む): 20139840

約数和(自身を除く): 12870760

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, 1997, 3640, 3994, 7988, 9985, 13979, 15976, 19970, 25961, 27958, 39940, 51922, 55916, 69895, 79880, 103844, 111832, 129805, 139790, 181727, 207688, 259610, 279580, 363454, 519220, 559160, 726908, 908635, 1038440, 1453816, 1817270, 3634540, 7269080]

約数ペア:

[(1, 7269080), (2, 3634540), (4, 1817270), (5, 1453816), (7, 1038440), (8, 908635), (10, 726908), (13, 559160), (14, 519220), (20, 363454), (26, 279580), (28, 259610), (35, 207688), (40, 181727), (52, 139790), (56, 129805), (65, 111832), (70, 103844), (91, 79880), (104, 69895), (130, 55916), (140, 51922), (182, 39940), (260, 27958), (280, 25961), (364, 19970), (455, 15976), (520, 13979), (728, 9985), (910, 7988), (1820, 3994), (1997, 3640)]