668864770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{180287}}^1$

素因数の和:180354

約数の個数: 32

約数和(自身を含む): 1401919488

約数和(自身を除く): 733054718

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 180287, 360574, 901435, 1262009, 1802870, 2524018, 6310045, 9555211, 12620090, 19110422, 47776055, 66886477, 95552110, 133772954, 334432385, 668864770]

約数ペア:

[(1, 668864770), (2, 334432385), (5, 133772954), (7, 95552110), (10, 66886477), (14, 47776055), (35, 19110422), (53, 12620090), (70, 9555211), (106, 6310045), (265, 2524018), (371, 1802870), (530, 1262009), (742, 901435), (1855, 360574), (3710, 180287)]