4263760

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:475

約数の個数: 40

約数和(自身を含む): 9999360

約数和(自身を除く): 5735600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 239, 446, 478, 892, 956, 1115, 1195, 1784, 1912, 2230, 2390, 3568, 3824, 4460, 4780, 8920, 9560, 17840, 19120, 53297, 106594, 213188, 266485, 426376, 532970, 852752, 1065940, 2131880, 4263760]

約数ペア:

[(1, 4263760), (2, 2131880), (4, 1065940), (5, 852752), (8, 532970), (10, 426376), (16, 266485), (20, 213188), (40, 106594), (80, 53297), (223, 19120), (239, 17840), (446, 9560), (478, 8920), (892, 4780), (956, 4460), (1115, 3824), (1195, 3568), (1784, 2390), (1912, 2230)]