11847920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21157}}^1$

素因数の和:21177

約数の個数: 40

約数和(自身を含む): 31483104

約数和(自身を除く): 19635184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21157, 42314, 84628, 105785, 148099, 169256, 211570, 296198, 338512, 423140, 592396, 740495, 846280, 1184792, 1480990, 1692560, 2369584, 2961980, 5923960, 11847920]

約数ペア:

[(1, 11847920), (2, 5923960), (4, 2961980), (5, 2369584), (7, 1692560), (8, 1480990), (10, 1184792), (14, 846280), (16, 740495), (20, 592396), (28, 423140), (35, 338512), (40, 296198), (56, 211570), (70, 169256), (80, 148099), (112, 105785), (140, 84628), (280, 42314), (560, 21157)]