616646980

素因数分解:

$2^2\times 5^1\times {\mathrm{4271}}^1\times {\mathrm{7219}}^1$

素因数の和:11499

約数の個数: 24

約数和(自身を含む): 1295441280

約数和(自身を除く): 678794300

約数列:

[1, 2, 4, 5, 10, 20, 4271, 7219, 8542, 14438, 17084, 21355, 28876, 36095, 42710, 72190, 85420, 144380, 30832349, 61664698, 123329396, 154161745, 308323490, 616646980]

約数ペア:

[(1, 616646980), (2, 308323490), (4, 154161745), (5, 123329396), (10, 61664698), (20, 30832349), (4271, 144380), (7219, 85420), (8542, 72190), (14438, 42710), (17084, 36095), (21355, 28876)]