13740640

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:719

約数の個数: 48

約数和(自身を含む): 32728752

約数和(自身を除く): 18988112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 547, 628, 785, 1094, 1256, 1570, 2188, 2512, 2735, 3140, 4376, 5024, 5470, 6280, 8752, 10940, 12560, 17504, 21880, 25120, 43760, 85879, 87520, 171758, 343516, 429395, 687032, 858790, 1374064, 1717580, 2748128, 3435160, 6870320, 13740640]

約数ペア:

[(1, 13740640), (2, 6870320), (4, 3435160), (5, 2748128), (8, 1717580), (10, 1374064), (16, 858790), (20, 687032), (32, 429395), (40, 343516), (80, 171758), (157, 87520), (160, 85879), (314, 43760), (547, 25120), (628, 21880), (785, 17504), (1094, 12560), (1256, 10940), (1570, 8752), (2188, 6280), (2512, 5470), (2735, 5024), (3140, 4376)]