19465040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{34759}}^1$

素因数の和:34779

約数の個数: 40

約数和(自身を含む): 51722880

約数和(自身を除く): 32257840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 34759, 69518, 139036, 173795, 243313, 278072, 347590, 486626, 556144, 695180, 973252, 1216565, 1390360, 1946504, 2433130, 2780720, 3893008, 4866260, 9732520, 19465040]

約数ペア:

[(1, 19465040), (2, 9732520), (4, 4866260), (5, 3893008), (7, 2780720), (8, 2433130), (10, 1946504), (14, 1390360), (16, 1216565), (20, 973252), (28, 695180), (35, 556144), (40, 486626), (56, 347590), (70, 278072), (80, 243313), (112, 173795), (140, 139036), (280, 69518), (560, 34759)]