30660560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{54751}}^1$

素因数の和:54771

約数の個数: 40

約数和(自身を含む): 81470976

約数和(自身を除く): 50810416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 54751, 109502, 219004, 273755, 383257, 438008, 547510, 766514, 876016, 1095020, 1533028, 1916285, 2190040, 3066056, 3832570, 4380080, 6132112, 7665140, 15330280, 30660560]

約数ペア:

[(1, 30660560), (2, 15330280), (4, 7665140), (5, 6132112), (7, 4380080), (8, 3832570), (10, 3066056), (14, 2190040), (16, 1916285), (20, 1533028), (28, 1095020), (35, 876016), (40, 766514), (56, 547510), (70, 438008), (80, 383257), (112, 273755), (140, 219004), (280, 109502), (560, 54751)]