514781680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{919253}}^1$

素因数の和:919273

約数の個数: 40

約数和(自身を含む): 1367849952

約数和(自身を除く): 853068272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 919253, 1838506, 3677012, 4596265, 6434771, 7354024, 9192530, 12869542, 14708048, 18385060, 25739084, 32173855, 36770120, 51478168, 64347710, 73540240, 102956336, 128695420, 257390840, 514781680]

約数ペア:

[(1, 514781680), (2, 257390840), (4, 128695420), (5, 102956336), (7, 73540240), (8, 64347710), (10, 51478168), (14, 36770120), (16, 32173855), (20, 25739084), (28, 18385060), (35, 14708048), (40, 12869542), (56, 9192530), (70, 7354024), (80, 6434771), (112, 4596265), (140, 3677012), (280, 1838506), (560, 919253)]