249090280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{214733}}^1$

素因数の和:214773

約数の個数: 32

約数和(自身を含む): 579781800

約数和(自身を除く): 330691520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 214733, 429466, 858932, 1073665, 1717864, 2147330, 4294660, 6227257, 8589320, 12454514, 24909028, 31136285, 49818056, 62272570, 124545140, 249090280]

約数ペア:

[(1, 249090280), (2, 124545140), (4, 62272570), (5, 49818056), (8, 31136285), (10, 24909028), (20, 12454514), (29, 8589320), (40, 6227257), (58, 4294660), (116, 2147330), (145, 1717864), (232, 1073665), (290, 858932), (580, 429466), (1160, 214733)]