13407520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11971}}^1$

素因数の和:11993

約数の個数: 48

約数和(自身を含む): 36203328

約数和(自身を除く): 22795808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 11971, 23942, 47884, 59855, 83797, 95768, 119710, 167594, 191536, 239420, 335188, 383072, 418985, 478840, 670376, 837970, 957680, 1340752, 1675940, 1915360, 2681504, 3351880, 6703760, 13407520]

約数ペア:

[(1, 13407520), (2, 6703760), (4, 3351880), (5, 2681504), (7, 1915360), (8, 1675940), (10, 1340752), (14, 957680), (16, 837970), (20, 670376), (28, 478840), (32, 418985), (35, 383072), (40, 335188), (56, 239420), (70, 191536), (80, 167594), (112, 119710), (140, 95768), (160, 83797), (224, 59855), (280, 47884), (560, 23942), (1120, 11971)]