8931140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1237}}^1$

素因数の和:1284

約数の個数: 36

約数和(自身を含む): 19810476

約数和(自身を除く): 10879336

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1237, 1444, 1805, 2474, 3610, 4948, 6185, 7220, 12370, 23503, 24740, 47006, 94012, 117515, 235030, 446557, 470060, 893114, 1786228, 2232785, 4465570, 8931140]

約数ペア:

[(1, 8931140), (2, 4465570), (4, 2232785), (5, 1786228), (10, 893114), (19, 470060), (20, 446557), (38, 235030), (76, 117515), (95, 94012), (190, 47006), (361, 24740), (380, 23503), (722, 12370), (1237, 7220), (1444, 6185), (1805, 4948), (2474, 3610)]