2081475460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{288293}}^1$

素因数の和:288340

約数の個数: 36

約数和(自身を含む): 4613280588

約数和(自身を除く): 2531805128

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 288293, 576586, 1153172, 1441465, 2882930, 5477567, 5765860, 10955134, 21910268, 27387835, 54775670, 104073773, 109551340, 208147546, 416295092, 520368865, 1040737730, 2081475460]

約数ペア:

[(1, 2081475460), (2, 1040737730), (4, 520368865), (5, 416295092), (10, 208147546), (19, 109551340), (20, 104073773), (38, 54775670), (76, 27387835), (95, 21910268), (190, 10955134), (361, 5765860), (380, 5477567), (722, 2882930), (1444, 1441465), (1805, 1153172), (3610, 576586), (7220, 288293)]