13398560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{1709}}^1$

素因数の和:1738

約数の個数: 72

約数和(自身を含む): 36843660

約数和(自身を除く): 23445100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1709, 1960, 3418, 3920, 6836, 7840, 8545, 11963, 13672, 17090, 23926, 27344, 34180, 47852, 54688, 59815, 68360, 83741, 95704, 119630, 136720, 167482, 191408, 239260, 273440, 334964, 382816, 418705, 478520, 669928, 837410, 957040, 1339856, 1674820, 1914080, 2679712, 3349640, 6699280, 13398560]

約数ペア:

[(1, 13398560), (2, 6699280), (4, 3349640), (5, 2679712), (7, 1914080), (8, 1674820), (10, 1339856), (14, 957040), (16, 837410), (20, 669928), (28, 478520), (32, 418705), (35, 382816), (40, 334964), (49, 273440), (56, 239260), (70, 191408), (80, 167482), (98, 136720), (112, 119630), (140, 95704), (160, 83741), (196, 68360), (224, 59815), (245, 54688), (280, 47852), (392, 34180), (490, 27344), (560, 23926), (784, 17090), (980, 13672), (1120, 11963), (1568, 8545), (1709, 7840), (1960, 6836), (3418, 3920)]