264587120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{472477}}^1$

素因数の和:472497

約数の個数: 40

約数和(自身を含む): 703047264

約数和(自身を除く): 438460144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 472477, 944954, 1889908, 2362385, 3307339, 3779816, 4724770, 6614678, 7559632, 9449540, 13229356, 16536695, 18899080, 26458712, 33073390, 37798160, 52917424, 66146780, 132293560, 264587120]

約数ペア:

[(1, 264587120), (2, 132293560), (4, 66146780), (5, 52917424), (7, 37798160), (8, 33073390), (10, 26458712), (14, 18899080), (16, 16536695), (20, 13229356), (28, 9449540), (35, 7559632), (40, 6614678), (56, 4724770), (70, 3779816), (80, 3307339), (112, 2362385), (140, 1889908), (280, 944954), (560, 472477)]