2429790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 6566400

約数和(自身を除く): 4136610

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 37, 55, 66, 74, 110, 111, 165, 185, 199, 222, 330, 370, 398, 407, 555, 597, 814, 995, 1110, 1194, 1221, 1990, 2035, 2189, 2442, 2985, 4070, 4378, 5970, 6105, 6567, 7363, 10945, 12210, 13134, 14726, 21890, 22089, 32835, 36815, 44178, 65670, 73630, 80993, 110445, 161986, 220890, 242979, 404965, 485958, 809930, 1214895, 2429790]

約数ペア:

[(1, 2429790), (2, 1214895), (3, 809930), (5, 485958), (6, 404965), (10, 242979), (11, 220890), (15, 161986), (22, 110445), (30, 80993), (33, 73630), (37, 65670), (55, 44178), (66, 36815), (74, 32835), (110, 22089), (111, 21890), (165, 14726), (185, 13134), (199, 12210), (222, 10945), (330, 7363), (370, 6567), (398, 6105), (407, 5970), (555, 4378), (597, 4070), (814, 2985), (995, 2442), (1110, 2189), (1194, 2035), (1221, 1990)]