449775460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1322869}}^1$

素因数の和:1322895

約数の個数: 24

約数和(自身を含む): 1000089720

約数和(自身を除く): 550314260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1322869, 2645738, 5291476, 6614345, 13228690, 22488773, 26457380, 44977546, 89955092, 112443865, 224887730, 449775460]

約数ペア:

[(1, 449775460), (2, 224887730), (4, 112443865), (5, 89955092), (10, 44977546), (17, 26457380), (20, 22488773), (34, 13228690), (68, 6614345), (85, 5291476), (170, 2645738), (340, 1322869)]