11112080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19843}}^1$

素因数の和:19863

約数の個数: 40

約数和(自身を含む): 29527872

約数和(自身を除く): 18415792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 19843, 39686, 79372, 99215, 138901, 158744, 198430, 277802, 317488, 396860, 555604, 694505, 793720, 1111208, 1389010, 1587440, 2222416, 2778020, 5556040, 11112080]

約数ペア:

[(1, 11112080), (2, 5556040), (4, 2778020), (5, 2222416), (7, 1587440), (8, 1389010), (10, 1111208), (14, 793720), (16, 694505), (20, 555604), (28, 396860), (35, 317488), (40, 277802), (56, 198430), (70, 158744), (80, 138901), (112, 99215), (140, 79372), (280, 39686), (560, 19843)]