6404620

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1789}}^1$

素因数の和:1977

約数の個数: 24

約数和(自身を含む): 13532400

約数和(自身を除く): 7127780

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1789, 1790, 3578, 3580, 7156, 8945, 17890, 35780, 320231, 640462, 1280924, 1601155, 3202310, 6404620]

約数ペア:

[(1, 6404620), (2, 3202310), (4, 1601155), (5, 1280924), (10, 640462), (20, 320231), (179, 35780), (358, 17890), (716, 8945), (895, 7156), (1789, 3580), (1790, 3578)]