1375161680

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{44189}}^1$

素因数の和:44591

約数の個数: 40

約数和(自身を含む): 3205542600

約数和(自身を除く): 1830380920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 3112, 3890, 6224, 7780, 15560, 31120, 44189, 88378, 176756, 220945, 353512, 441890, 707024, 883780, 1767560, 3535120, 17189521, 34379042, 68758084, 85947605, 137516168, 171895210, 275032336, 343790420, 687580840, 1375161680]

約数ペア:

[(1, 1375161680), (2, 687580840), (4, 343790420), (5, 275032336), (8, 171895210), (10, 137516168), (16, 85947605), (20, 68758084), (40, 34379042), (80, 17189521), (389, 3535120), (778, 1767560), (1556, 883780), (1945, 707024), (3112, 441890), (3890, 353512), (6224, 220945), (7780, 176756), (15560, 88378), (31120, 44189)]