21930160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{39161}}^1$

素因数の和:39181

約数の個数: 40

約数和(自身を含む): 58273056

約数和(自身を除く): 36342896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 39161, 78322, 156644, 195805, 274127, 313288, 391610, 548254, 626576, 783220, 1096508, 1370635, 1566440, 2193016, 2741270, 3132880, 4386032, 5482540, 10965080, 21930160]

約数ペア:

[(1, 21930160), (2, 10965080), (4, 5482540), (5, 4386032), (7, 3132880), (8, 2741270), (10, 2193016), (14, 1566440), (16, 1370635), (20, 1096508), (28, 783220), (35, 626576), (40, 548254), (56, 391610), (70, 313288), (80, 274127), (112, 195805), (140, 156644), (280, 78322), (560, 39161)]