540836940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1287707}}^1$

素因数の和:1287726

約数の個数: 48

約数和(自身を含む): 1730679552

約数和(自身を除く): 1189842612

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, 1287707, 2575414, 3863121, 5150828, 6438535, 7726242, 9013949, 12877070, 15452484, 18027898, 19315605, 25754140, 27041847, 36055796, 38631210, 45069745, 54083694, 77262420, 90139490, 108167388, 135209235, 180278980, 270418470, 540836940]

約数ペア:

[(1, 540836940), (2, 270418470), (3, 180278980), (4, 135209235), (5, 108167388), (6, 90139490), (7, 77262420), (10, 54083694), (12, 45069745), (14, 38631210), (15, 36055796), (20, 27041847), (21, 25754140), (28, 19315605), (30, 18027898), (35, 15452484), (42, 12877070), (60, 9013949), (70, 7726242), (84, 6438535), (105, 5150828), (140, 3863121), (210, 2575414), (420, 1287707)]