19489120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17401}}^1$

素因数の和:17423

約数の個数: 48

約数和(自身を含む): 52623648

約数和(自身を除く): 33134528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 17401, 34802, 69604, 87005, 121807, 139208, 174010, 243614, 278416, 348020, 487228, 556832, 609035, 696040, 974456, 1218070, 1392080, 1948912, 2436140, 2784160, 3897824, 4872280, 9744560, 19489120]

約数ペア:

[(1, 19489120), (2, 9744560), (4, 4872280), (5, 3897824), (7, 2784160), (8, 2436140), (10, 1948912), (14, 1392080), (16, 1218070), (20, 974456), (28, 696040), (32, 609035), (35, 556832), (40, 487228), (56, 348020), (70, 278416), (80, 243614), (112, 174010), (140, 139208), (160, 121807), (224, 87005), (280, 69604), (560, 34802), (1120, 17401)]