56047120

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1801}}^1$

素因数の和:2203

約数の個数: 40

約数和(自身を含む): 130717080

約数和(自身を除く): 74669960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1801, 1945, 3112, 3602, 3890, 6224, 7204, 7780, 9005, 14408, 15560, 18010, 28816, 31120, 36020, 72040, 144080, 700589, 1401178, 2802356, 3502945, 5604712, 7005890, 11209424, 14011780, 28023560, 56047120]

約数ペア:

[(1, 56047120), (2, 28023560), (4, 14011780), (5, 11209424), (8, 7005890), (10, 5604712), (16, 3502945), (20, 2802356), (40, 1401178), (80, 700589), (389, 144080), (778, 72040), (1556, 36020), (1801, 31120), (1945, 28816), (3112, 18010), (3602, 15560), (3890, 14408), (6224, 9005), (7204, 7780)]