6491440

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1531}}^1$

素因数の和:1597

約数の個数: 40

約数和(自身を含む): 15387408

約数和(自身を除く): 8895968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 1531, 2120, 3062, 4240, 6124, 7655, 12248, 15310, 24496, 30620, 61240, 81143, 122480, 162286, 324572, 405715, 649144, 811430, 1298288, 1622860, 3245720, 6491440]

約数ペア:

[(1, 6491440), (2, 3245720), (4, 1622860), (5, 1298288), (8, 811430), (10, 649144), (16, 405715), (20, 324572), (40, 162286), (53, 122480), (80, 81143), (106, 61240), (212, 30620), (265, 24496), (424, 15310), (530, 12248), (848, 7655), (1060, 6124), (1531, 4240), (2120, 3062)]