7274820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17321}}^1$

素因数の和:17340

約数の個数: 48

約数和(自身を含む): 23280768

約数和(自身を除く): 16005948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 17321, 34642, 51963, 69284, 86605, 103926, 121247, 173210, 207852, 242494, 259815, 346420, 363741, 484988, 519630, 606235, 727482, 1039260, 1212470, 1454964, 1818705, 2424940, 3637410, 7274820]

約数ペア:

[(1, 7274820), (2, 3637410), (3, 2424940), (4, 1818705), (5, 1454964), (6, 1212470), (7, 1039260), (10, 727482), (12, 606235), (14, 519630), (15, 484988), (20, 363741), (21, 346420), (28, 259815), (30, 242494), (35, 207852), (42, 173210), (60, 121247), (70, 103926), (84, 86605), (105, 69284), (140, 51963), (210, 34642), (420, 17321)]