2182580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1789}}^1$

素因数の和:1859

約数の個数: 24

約数和(自身を含む): 4661160

約数和(自身を除く): 2478580

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1789, 3578, 7156, 8945, 17890, 35780, 109129, 218258, 436516, 545645, 1091290, 2182580]

約数ペア:

[(1, 2182580), (2, 1091290), (4, 545645), (5, 436516), (10, 218258), (20, 109129), (61, 35780), (122, 17890), (244, 8945), (305, 7156), (610, 3578), (1220, 1789)]