27916510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{421}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 53172000

約数和(自身を除く): 25255490

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 349, 421, 698, 842, 1745, 2105, 3490, 4210, 6631, 7999, 13262, 15998, 33155, 39995, 66310, 79990, 146929, 293858, 734645, 1469290, 2791651, 5583302, 13958255, 27916510]

約数ペア:

[(1, 27916510), (2, 13958255), (5, 5583302), (10, 2791651), (19, 1469290), (38, 734645), (95, 293858), (190, 146929), (349, 79990), (421, 66310), (698, 39995), (842, 33155), (1745, 15998), (2105, 13262), (3490, 7999), (4210, 6631)]