11137840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19889}}^1$

素因数の和:19909

約数の個数: 40

約数和(自身を含む): 29596320

約数和(自身を除く): 18458480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 19889, 39778, 79556, 99445, 139223, 159112, 198890, 278446, 318224, 397780, 556892, 696115, 795560, 1113784, 1392230, 1591120, 2227568, 2784460, 5568920, 11137840]

約数ペア:

[(1, 11137840), (2, 5568920), (4, 2784460), (5, 2227568), (7, 1591120), (8, 1392230), (10, 1113784), (14, 795560), (16, 696115), (20, 556892), (28, 397780), (35, 318224), (40, 278446), (56, 198890), (70, 159112), (80, 139223), (112, 99445), (140, 79556), (280, 39778), (560, 19889)]