25620560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{45751}}^1$

素因数の和:45771

約数の個数: 40

約数和(自身を含む): 68078976

約数和(自身を除く): 42458416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 45751, 91502, 183004, 228755, 320257, 366008, 457510, 640514, 732016, 915020, 1281028, 1601285, 1830040, 2562056, 3202570, 3660080, 5124112, 6405140, 12810280, 25620560]

約数ペア:

[(1, 25620560), (2, 12810280), (4, 6405140), (5, 5124112), (7, 3660080), (8, 3202570), (10, 2562056), (14, 1830040), (16, 1601285), (20, 1281028), (28, 915020), (35, 732016), (40, 640514), (56, 457510), (70, 366008), (80, 320257), (112, 228755), (140, 183004), (280, 91502), (560, 45751)]